313639687686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1\times {\mathrm{20897}}^1$

素因数の和:22105

約数の個数: 64

約数和(自身を含む): 679745400768

約数和(自身を除く): 366105713082

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 193, 386, 579, 997, 1158, 1994, 2509, 2991, 5018, 5982, 7527, 12961, 15054, 20897, 25922, 38883, 41794, 62691, 77766, 125382, 192421, 271661, 384842, 543322, 577263, 814983, 1154526, 1629966, 2501473, 4033121, 5002946, 7504419, 8066242, 12099363, 15008838, 20834309, 24198726, 41668618, 52430573, 62502927, 104861146, 125005854, 157291719, 270846017, 314583438, 541692034, 812538051, 1625076102, 4021021637, 8042043274, 12063064911, 24126129822, 52273281281, 104546562562, 156819843843, 313639687686]

約数ペア:

[(1, 313639687686), (2, 156819843843), (3, 104546562562), (6, 52273281281), (13, 24126129822), (26, 12063064911), (39, 8042043274), (78, 4021021637), (193, 1625076102), (386, 812538051), (579, 541692034), (997, 314583438), (1158, 270846017), (1994, 157291719), (2509, 125005854), (2991, 104861146), (5018, 62502927), (5982, 52430573), (7527, 41668618), (12961, 24198726), (15054, 20834309), (20897, 15008838), (25922, 12099363), (38883, 8066242), (41794, 7504419), (62691, 5002946), (77766, 4033121), (125382, 2501473), (192421, 1629966), (271661, 1154526), (384842, 814983), (543322, 577263)]