210917889

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11197}}^1$

素因数の和:11246

約数の個数: 48

約数和(自身を含む): 391302912

約数和(自身を除く): 180385023

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 207, 273, 299, 483, 819, 897, 1449, 2093, 2691, 6279, 11197, 18837, 33591, 78379, 100773, 145561, 235137, 257531, 436683, 705411, 772593, 1018927, 1310049, 1802717, 2317779, 3056781, 3347903, 5408151, 9170343, 10043709, 16224453, 23435321, 30131127, 70305963, 210917889]

約数ペア:

[(1, 210917889), (3, 70305963), (7, 30131127), (9, 23435321), (13, 16224453), (21, 10043709), (23, 9170343), (39, 5408151), (63, 3347903), (69, 3056781), (91, 2317779), (117, 1802717), (161, 1310049), (207, 1018927), (273, 772593), (299, 705411), (483, 436683), (819, 257531), (897, 235137), (1449, 145561), (2093, 100773), (2691, 78379), (6279, 33591), (11197, 18837)]