191094728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 400878720

約数和(自身を除く): 209783992

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 151, 197, 292, 302, 394, 584, 604, 788, 803, 1208, 1576, 1606, 1661, 2167, 3212, 3322, 4334, 6424, 6644, 8668, 11023, 13288, 14381, 17336, 22046, 28762, 29747, 44092, 57524, 59494, 88184, 115048, 118988, 121253, 158191, 237976, 242506, 316382, 327217, 485012, 632764, 654434, 970024, 1265528, 1308868, 2171531, 2617736, 4343062, 8686124, 17372248, 23886841, 47773682, 95547364, 191094728]

約数ペア:

[(1, 191094728), (2, 95547364), (4, 47773682), (8, 23886841), (11, 17372248), (22, 8686124), (44, 4343062), (73, 2617736), (88, 2171531), (146, 1308868), (151, 1265528), (197, 970024), (292, 654434), (302, 632764), (394, 485012), (584, 327217), (604, 316382), (788, 242506), (803, 237976), (1208, 158191), (1576, 121253), (1606, 118988), (1661, 115048), (2167, 88184), (3212, 59494), (3322, 57524), (4334, 44092), (6424, 29747), (6644, 28762), (8668, 22046), (11023, 17336), (13288, 14381)]