818373318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1\times {\mathrm{853}}^1$

素因数の和:1349

約数の個数: 64

約数和(自身を含む): 1912522752

約数和(自身を除く): 1094149434

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 431, 742, 853, 862, 1113, 1293, 1706, 2226, 2559, 2586, 3017, 5118, 5971, 6034, 9051, 11942, 17913, 18102, 22843, 35826, 45209, 45686, 68529, 90418, 135627, 137058, 159901, 271254, 316463, 319802, 367643, 479703, 632926, 735286, 949389, 959406, 1102929, 1898778, 2205858, 2573501, 5147002, 7720503, 15441006, 19485079, 38970158, 58455237, 116910474, 136395553, 272791106, 409186659, 818373318]

約数ペア:

[(1, 818373318), (2, 409186659), (3, 272791106), (6, 136395553), (7, 116910474), (14, 58455237), (21, 38970158), (42, 19485079), (53, 15441006), (106, 7720503), (159, 5147002), (318, 2573501), (371, 2205858), (431, 1898778), (742, 1102929), (853, 959406), (862, 949389), (1113, 735286), (1293, 632926), (1706, 479703), (2226, 367643), (2559, 319802), (2586, 316463), (3017, 271254), (5118, 159901), (5971, 137058), (6034, 135627), (9051, 90418), (11942, 68529), (17913, 45686), (18102, 45209), (22843, 35826)]