289893604

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10343}}^1$

素因数の和:10385

約数の個数: 72

約数和(自身を含む): 693379008

約数和(自身を除く): 403485404

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 364, 539, 572, 637, 1001, 1078, 1274, 2002, 2156, 2548, 4004, 7007, 10343, 14014, 20686, 28028, 41372, 72401, 113773, 134459, 144802, 227546, 268918, 289604, 455092, 506807, 537836, 796411, 941213, 1013614, 1479049, 1592822, 1882426, 2027228, 2958098, 3185644, 3764852, 5574877, 5916196, 6588491, 10353343, 11149754, 13176982, 20706686, 22299508, 26353964, 41413372, 72473401, 144946802, 289893604]

約数ペア:

[(1, 289893604), (2, 144946802), (4, 72473401), (7, 41413372), (11, 26353964), (13, 22299508), (14, 20706686), (22, 13176982), (26, 11149754), (28, 10353343), (44, 6588491), (49, 5916196), (52, 5574877), (77, 3764852), (91, 3185644), (98, 2958098), (143, 2027228), (154, 1882426), (182, 1592822), (196, 1479049), (286, 1013614), (308, 941213), (364, 796411), (539, 537836), (572, 506807), (637, 455092), (1001, 289604), (1078, 268918), (1274, 227546), (2002, 144802), (2156, 134459), (2548, 113773), (4004, 72401), (7007, 41372), (10343, 28028), (14014, 20686)]