27198470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 57770496

約数和(自身を除く): 30572026

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 62, 65, 85, 130, 155, 170, 221, 310, 397, 403, 442, 527, 794, 806, 1054, 1105, 1985, 2015, 2210, 2635, 3970, 4030, 5161, 5270, 6749, 6851, 10322, 12307, 13498, 13702, 24614, 25805, 33745, 34255, 51610, 61535, 67490, 68510, 87737, 123070, 159991, 175474, 209219, 319982, 418438, 438685, 799955, 877370, 1046095, 1599910, 2092190, 2719847, 5439694, 13599235, 27198470]

約数ペア:

[(1, 27198470), (2, 13599235), (5, 5439694), (10, 2719847), (13, 2092190), (17, 1599910), (26, 1046095), (31, 877370), (34, 799955), (62, 438685), (65, 418438), (85, 319982), (130, 209219), (155, 175474), (170, 159991), (221, 123070), (310, 87737), (397, 68510), (403, 67490), (442, 61535), (527, 51610), (794, 34255), (806, 33745), (1054, 25805), (1105, 24614), (1985, 13702), (2015, 13498), (2210, 12307), (2635, 10322), (3970, 6851), (4030, 6749), (5161, 5270)]