1223990878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1\times {\mathrm{2521}}^1$

素因数の和:3324

約数の個数: 32

約数和(自身を含む): 2075505120

約数和(自身を除く): 851514242

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 761, 1522, 2521, 5042, 8371, 16742, 22069, 27731, 44138, 55462, 73109, 146218, 242759, 485518, 804199, 1608398, 1918481, 3836962, 21103291, 42206582, 55635949, 111271898, 611995439, 1223990878]

約数ペア:

[(1, 1223990878), (2, 611995439), (11, 111271898), (22, 55635949), (29, 42206582), (58, 21103291), (319, 3836962), (638, 1918481), (761, 1608398), (1522, 804199), (2521, 485518), (5042, 242759), (8371, 146218), (16742, 73109), (22069, 55462), (27731, 44138)]