2788884

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 144

約数和(自身を含む): 9192960

約数和(自身を除く): 6404076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 31, 34, 36, 42, 49, 51, 54, 62, 63, 68, 84, 93, 98, 102, 108, 119, 124, 126, 147, 153, 186, 189, 196, 204, 217, 238, 252, 279, 294, 306, 357, 372, 378, 434, 441, 459, 476, 527, 558, 588, 612, 651, 714, 756, 833, 837, 868, 882, 918, 1054, 1071, 1116, 1302, 1323, 1428, 1519, 1581, 1666, 1674, 1764, 1836, 1953, 2108, 2142, 2499, 2604, 2646, 3038, 3162, 3213, 3332, 3348, 3689, 3906, 4284, 4557, 4743, 4998, 5292, 5859, 6076, 6324, 6426, 7378, 7497, 7812, 9114, 9486, 9996, 11067, 11718, 12852, 13671, 14229, 14756, 14994, 18228, 18972, 22134, 22491, 23436, 25823, 27342, 28458, 29988, 33201, 41013, 44268, 44982, 51646, 54684, 56916, 66402, 77469, 82026, 89964, 99603, 103292, 132804, 154938, 164052, 199206, 232407, 309876, 398412, 464814, 697221, 929628, 1394442, 2788884]

約数ペア:

[(1, 2788884), (2, 1394442), (3, 929628), (4, 697221), (6, 464814), (7, 398412), (9, 309876), (12, 232407), (14, 199206), (17, 164052), (18, 154938), (21, 132804), (27, 103292), (28, 99603), (31, 89964), (34, 82026), (36, 77469), (42, 66402), (49, 56916), (51, 54684), (54, 51646), (62, 44982), (63, 44268), (68, 41013), (84, 33201), (93, 29988), (98, 28458), (102, 27342), (108, 25823), (119, 23436), (124, 22491), (126, 22134), (147, 18972), (153, 18228), (186, 14994), (189, 14756), (196, 14229), (204, 13671), (217, 12852), (238, 11718), (252, 11067), (279, 9996), (294, 9486), (306, 9114), (357, 7812), (372, 7497), (378, 7378), (434, 6426), (441, 6324), (459, 6076), (476, 5859), (527, 5292), (558, 4998), (588, 4743), (612, 4557), (651, 4284), (714, 3906), (756, 3689), (833, 3348), (837, 3332), (868, 3213), (882, 3162), (918, 3038), (1054, 2646), (1071, 2604), (1116, 2499), (1302, 2142), (1323, 2108), (1428, 1953), (1519, 1836), (1581, 1764), (1666, 1674)]