1649172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{677}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 4556160

約数和(自身を除く): 2906988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 677, 812, 1218, 1354, 2031, 2436, 2708, 4062, 4739, 8124, 9478, 14217, 18956, 19633, 28434, 39266, 56868, 58899, 78532, 117798, 137431, 235596, 274862, 412293, 549724, 824586, 1649172]

約数ペア:

[(1, 1649172), (2, 824586), (3, 549724), (4, 412293), (6, 274862), (7, 235596), (12, 137431), (14, 117798), (21, 78532), (28, 58899), (29, 56868), (42, 39266), (58, 28434), (84, 19633), (87, 18956), (116, 14217), (174, 9478), (203, 8124), (348, 4739), (406, 4062), (609, 2708), (677, 2436), (812, 2031), (1218, 1354)]