621618190

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1\times {\mathrm{3313}}^1$

素因数の和:3996

約数の個数: 32

約数和(自身を含む): 1159634880

約数和(自身を除く): 538016690

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 647, 1294, 3235, 3313, 6470, 6626, 16565, 18763, 33130, 37526, 93815, 96077, 187630, 192154, 480385, 960770, 2143511, 4287022, 10717555, 21435110, 62161819, 124323638, 310809095, 621618190]

約数ペア:

[(1, 621618190), (2, 310809095), (5, 124323638), (10, 62161819), (29, 21435110), (58, 10717555), (145, 4287022), (290, 2143511), (647, 960770), (1294, 480385), (3235, 192154), (3313, 187630), (6470, 96077), (6626, 93815), (16565, 37526), (18763, 33130)]