15671468988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{315677}}^1$

素因数の和:315891

約数の個数: 72

約数和(自身を含む): 45503089632

約数和(自身を除く): 29831620644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 394, 591, 788, 1182, 1379, 1773, 2364, 2758, 3546, 4137, 5516, 7092, 8274, 12411, 16548, 24822, 49644, 315677, 631354, 947031, 1262708, 1894062, 2209739, 2841093, 3788124, 4419478, 5682186, 6629217, 8838956, 11364372, 13258434, 19887651, 26516868, 39775302, 62188369, 79550604, 124376738, 186565107, 248753476, 373130214, 435318583, 559695321, 746260428, 870637166, 1119390642, 1305955749, 1741274332, 2238781284, 2611911498, 3917867247, 5223822996, 7835734494, 15671468988]

約数ペア:

[(1, 15671468988), (2, 7835734494), (3, 5223822996), (4, 3917867247), (6, 2611911498), (7, 2238781284), (9, 1741274332), (12, 1305955749), (14, 1119390642), (18, 870637166), (21, 746260428), (28, 559695321), (36, 435318583), (42, 373130214), (63, 248753476), (84, 186565107), (126, 124376738), (197, 79550604), (252, 62188369), (394, 39775302), (591, 26516868), (788, 19887651), (1182, 13258434), (1379, 11364372), (1773, 8838956), (2364, 6629217), (2758, 5682186), (3546, 4419478), (4137, 3788124), (5516, 2841093), (7092, 2209739), (8274, 1894062), (12411, 1262708), (16548, 947031), (24822, 631354), (49644, 315677)]