644047414

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{853}}^1$

素因数の和:1344

約数の個数: 32

約数和(自身を含む): 1045910880

約数和(自身を除く): 401863466

約数列:

[1, 2, 17, 34, 53, 106, 419, 838, 853, 901, 1706, 1802, 7123, 14246, 14501, 22207, 29002, 44414, 45209, 90418, 357407, 377519, 714814, 755038, 768553, 1537106, 6075919, 12151838, 18942571, 37885142, 322023707, 644047414]

約数ペア:

[(1, 644047414), (2, 322023707), (17, 37885142), (34, 18942571), (53, 12151838), (106, 6075919), (419, 1537106), (838, 768553), (853, 755038), (901, 714814), (1706, 377519), (1802, 357407), (7123, 90418), (14246, 45209), (14501, 44414), (22207, 29002)]