15721845090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{321313}}^1$

素因数の和:321563

約数の個数: 64

約数和(自身を含む): 43307986176

約数和(自身を除く): 27586141086

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 233, 466, 699, 1165, 1398, 1631, 2330, 3262, 3495, 4893, 6990, 8155, 9786, 16310, 24465, 48930, 321313, 642626, 963939, 1606565, 1927878, 2249191, 3213130, 4498382, 4819695, 6747573, 9639390, 11245955, 13495146, 22491910, 33737865, 67475730, 74865929, 149731858, 224597787, 374329645, 449195574, 524061503, 748659290, 1048123006, 1122988935, 1572184509, 2245977870, 2620307515, 3144369018, 5240615030, 7860922545, 15721845090]

約数ペア:

[(1, 15721845090), (2, 7860922545), (3, 5240615030), (5, 3144369018), (6, 2620307515), (7, 2245977870), (10, 1572184509), (14, 1122988935), (15, 1048123006), (21, 748659290), (30, 524061503), (35, 449195574), (42, 374329645), (70, 224597787), (105, 149731858), (210, 74865929), (233, 67475730), (466, 33737865), (699, 22491910), (1165, 13495146), (1398, 11245955), (1631, 9639390), (2330, 6747573), (3262, 4819695), (3495, 4498382), (4893, 3213130), (6990, 2249191), (8155, 1927878), (9786, 1606565), (16310, 963939), (24465, 642626), (48930, 321313)]