818329990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{6199}}^1$

素因数の和:6556

約数の個数: 32

約数和(自身を含む): 1512403200

約数和(自身を除く): 694073210

約数列:

[1, 2, 5, 10, 43, 86, 215, 307, 430, 614, 1535, 3070, 6199, 12398, 13201, 26402, 30995, 61990, 66005, 132010, 266557, 533114, 1332785, 1903093, 2665570, 3806186, 9515465, 19030930, 81832999, 163665998, 409164995, 818329990]

約数ペア:

[(1, 818329990), (2, 409164995), (5, 163665998), (10, 81832999), (43, 19030930), (86, 9515465), (215, 3806186), (307, 2665570), (430, 1903093), (614, 1332785), (1535, 533114), (3070, 266557), (6199, 132010), (12398, 66005), (13201, 61990), (26402, 30995)]