15721594764

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{213481}}^1$

素因数の和:213543

約数の個数: 72

約数和(自身を含む): 40993667568

約数和(自身を除く): 25272072804

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 361, 646, 722, 969, 1083, 1292, 1444, 1938, 2166, 3876, 4332, 6137, 12274, 18411, 24548, 36822, 73644, 213481, 426962, 640443, 853924, 1280886, 2561772, 3629177, 4056139, 7258354, 8112278, 10887531, 12168417, 14516708, 16224556, 21775062, 24336834, 43550124, 48673668, 68954363, 77066641, 137908726, 154133282, 206863089, 231199923, 275817452, 308266564, 413726178, 462399846, 827452356, 924799692, 1310132897, 2620265794, 3930398691, 5240531588, 7860797382, 15721594764]

約数ペア:

[(1, 15721594764), (2, 7860797382), (3, 5240531588), (4, 3930398691), (6, 2620265794), (12, 1310132897), (17, 924799692), (19, 827452356), (34, 462399846), (38, 413726178), (51, 308266564), (57, 275817452), (68, 231199923), (76, 206863089), (102, 154133282), (114, 137908726), (204, 77066641), (228, 68954363), (323, 48673668), (361, 43550124), (646, 24336834), (722, 21775062), (969, 16224556), (1083, 14516708), (1292, 12168417), (1444, 10887531), (1938, 8112278), (2166, 7258354), (3876, 4056139), (4332, 3629177), (6137, 2561772), (12274, 1280886), (18411, 853924), (24548, 640443), (36822, 426962), (73644, 213481)]