405298764

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{983}}^1$

素因数の和:1887

約数の個数: 72

約数和(自身を含む): 1105689312

約数和(自身を除く): 700390548

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 881, 983, 1762, 1966, 2643, 2949, 3524, 3932, 5286, 5898, 7929, 8847, 10572, 11453, 11796, 12779, 15858, 17694, 22906, 25558, 31716, 34359, 35388, 38337, 45812, 51116, 68718, 76674, 103077, 115011, 137436, 153348, 206154, 230022, 412308, 460044, 866023, 1732046, 2598069, 3464092, 5196138, 7794207, 10392276, 11258299, 15588414, 22516598, 31176828, 33774897, 45033196, 67549794, 101324691, 135099588, 202649382, 405298764]

約数ペア:

[(1, 405298764), (2, 202649382), (3, 135099588), (4, 101324691), (6, 67549794), (9, 45033196), (12, 33774897), (13, 31176828), (18, 22516598), (26, 15588414), (36, 11258299), (39, 10392276), (52, 7794207), (78, 5196138), (117, 3464092), (156, 2598069), (234, 1732046), (468, 866023), (881, 460044), (983, 412308), (1762, 230022), (1966, 206154), (2643, 153348), (2949, 137436), (3524, 115011), (3932, 103077), (5286, 76674), (5898, 68718), (7929, 51116), (8847, 45812), (10572, 38337), (11453, 35388), (11796, 34359), (12779, 31716), (15858, 25558), (17694, 22906)]