778876182

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2083

約数の個数: 128

約数和(自身を含む): 2129863680

約数和(自身を除く): 1350987498

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 61, 63, 102, 119, 122, 126, 153, 183, 189, 238, 306, 357, 366, 378, 427, 459, 549, 714, 854, 918, 1037, 1071, 1098, 1281, 1647, 1987, 2074, 2142, 2562, 3111, 3213, 3294, 3843, 3974, 5961, 6222, 6426, 7259, 7686, 9333, 11529, 11922, 13909, 14518, 17883, 18666, 21777, 23058, 27818, 27999, 33779, 35766, 41727, 43554, 53649, 55998, 65331, 67558, 83454, 101337, 107298, 121207, 125181, 130662, 195993, 202674, 236453, 242414, 250362, 304011, 363621, 375543, 391986, 472906, 608022, 709359, 727242, 751086, 848449, 912033, 1090863, 1418718, 1696898, 1824066, 2060519, 2128077, 2181726, 2545347, 3272589, 4121038, 4256154, 5090694, 6181557, 6384231, 6545178, 7636041, 12363114, 12768462, 14423633, 15272082, 18544671, 22908123, 28847266, 37089342, 43270899, 45816246, 55634013, 86541798, 111268026, 129812697, 259625394, 389438091, 778876182]

約数ペア:

[(1, 778876182), (2, 389438091), (3, 259625394), (6, 129812697), (7, 111268026), (9, 86541798), (14, 55634013), (17, 45816246), (18, 43270899), (21, 37089342), (27, 28847266), (34, 22908123), (42, 18544671), (51, 15272082), (54, 14423633), (61, 12768462), (63, 12363114), (102, 7636041), (119, 6545178), (122, 6384231), (126, 6181557), (153, 5090694), (183, 4256154), (189, 4121038), (238, 3272589), (306, 2545347), (357, 2181726), (366, 2128077), (378, 2060519), (427, 1824066), (459, 1696898), (549, 1418718), (714, 1090863), (854, 912033), (918, 848449), (1037, 751086), (1071, 727242), (1098, 709359), (1281, 608022), (1647, 472906), (1987, 391986), (2074, 375543), (2142, 363621), (2562, 304011), (3111, 250362), (3213, 242414), (3294, 236453), (3843, 202674), (3974, 195993), (5961, 130662), (6222, 125181), (6426, 121207), (7259, 107298), (7686, 101337), (9333, 83454), (11529, 67558), (11922, 65331), (13909, 55998), (14518, 53649), (17883, 43554), (18666, 41727), (21777, 35766), (23058, 33779), (27818, 27999)]