28773278

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 46569600

約数和(自身を除く): 17796322

約数列:

[1, 2, 29, 43, 58, 83, 86, 139, 166, 278, 1247, 2407, 2494, 3569, 4031, 4814, 5977, 7138, 8062, 11537, 11954, 23074, 103501, 173333, 207002, 334573, 346666, 496091, 669146, 992182, 14386639, 28773278]

約数ペア:

[(1, 28773278), (2, 14386639), (29, 992182), (43, 669146), (58, 496091), (83, 346666), (86, 334573), (139, 207002), (166, 173333), (278, 103501), (1247, 23074), (2407, 11954), (2494, 11537), (3569, 8062), (4031, 7138), (4814, 5977)]