998478153

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{379}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 1560012480

約数和(自身を除く): 561534327

約数列:

[1, 3, 9, 17, 51, 67, 153, 201, 257, 379, 603, 771, 1137, 1139, 2313, 3411, 3417, 4369, 6443, 10251, 13107, 17219, 19329, 25393, 39321, 51657, 57987, 76179, 97403, 154971, 228537, 292209, 292723, 431681, 876627, 878169, 1295043, 1655851, 2634507, 3885129, 4967553, 6526001, 14902659, 19578003, 58734009, 110942017, 332826051, 998478153]

約数ペア:

[(1, 998478153), (3, 332826051), (9, 110942017), (17, 58734009), (51, 19578003), (67, 14902659), (153, 6526001), (201, 4967553), (257, 3885129), (379, 2634507), (603, 1655851), (771, 1295043), (1137, 878169), (1139, 876627), (2313, 431681), (3411, 292723), (3417, 292209), (4369, 228537), (6443, 154971), (10251, 97403), (13107, 76179), (17219, 57987), (19329, 51657), (25393, 39321)]