211672972

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 447763680

約数和(自身を除く): 236090708

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 89, 101, 116, 178, 202, 203, 356, 404, 406, 623, 707, 812, 841, 1246, 1414, 1682, 2492, 2581, 2828, 2929, 3364, 5162, 5858, 5887, 8989, 10324, 11716, 11774, 17978, 18067, 20503, 23548, 35956, 36134, 41006, 62923, 72268, 74849, 82012, 84941, 125846, 149698, 169882, 251692, 260681, 299396, 339764, 521362, 523943, 594587, 1042724, 1047886, 1189174, 1824767, 2095772, 2378348, 3649534, 7299068, 7559749, 15119498, 30238996, 52918243, 105836486, 211672972]

約数ペア:

[(1, 211672972), (2, 105836486), (4, 52918243), (7, 30238996), (14, 15119498), (28, 7559749), (29, 7299068), (58, 3649534), (89, 2378348), (101, 2095772), (116, 1824767), (178, 1189174), (202, 1047886), (203, 1042724), (356, 594587), (404, 523943), (406, 521362), (623, 339764), (707, 299396), (812, 260681), (841, 251692), (1246, 169882), (1414, 149698), (1682, 125846), (2492, 84941), (2581, 82012), (2828, 74849), (2929, 72268), (3364, 62923), (5162, 41006), (5858, 36134), (5887, 35956), (8989, 23548), (10324, 20503), (11716, 18067), (11774, 17978)]