211812398

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:777

約数の個数: 48

約数和(自身を含む): 385513344

約数和(自身を除く): 173700946

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 113, 217, 226, 434, 617, 791, 1234, 1519, 1582, 3038, 3503, 4319, 5537, 7006, 8638, 11074, 19127, 24521, 30233, 38254, 49042, 60466, 69721, 133889, 139442, 171647, 267778, 343294, 488047, 937223, 976094, 1874446, 2161351, 3416329, 4322702, 6832658, 15129457, 30258914, 105906199, 211812398]

約数ペア:

[(1, 211812398), (2, 105906199), (7, 30258914), (14, 15129457), (31, 6832658), (49, 4322702), (62, 3416329), (98, 2161351), (113, 1874446), (217, 976094), (226, 937223), (434, 488047), (617, 343294), (791, 267778), (1234, 171647), (1519, 139442), (1582, 133889), (3038, 69721), (3503, 60466), (4319, 49042), (5537, 38254), (7006, 30233), (8638, 24521), (11074, 19127)]