26806845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 49674240

約数和(自身を除く): 22867395

約数列:

[1, 3, 5, 13, 15, 23, 39, 43, 65, 69, 115, 129, 139, 195, 215, 299, 345, 417, 559, 645, 695, 897, 989, 1495, 1677, 1807, 2085, 2795, 2967, 3197, 4485, 4945, 5421, 5977, 8385, 9035, 9591, 12857, 14835, 15985, 17931, 27105, 29885, 38571, 41561, 47955, 64285, 77701, 89655, 124683, 137471, 192855, 207805, 233103, 388505, 412413, 623415, 687355, 1165515, 1787123, 2062065, 5361369, 8935615, 26806845]

約数ペア:

[(1, 26806845), (3, 8935615), (5, 5361369), (13, 2062065), (15, 1787123), (23, 1165515), (39, 687355), (43, 623415), (65, 412413), (69, 388505), (115, 233103), (129, 207805), (139, 192855), (195, 137471), (215, 124683), (299, 89655), (345, 77701), (417, 64285), (559, 47955), (645, 41561), (695, 38571), (897, 29885), (989, 27105), (1495, 17931), (1677, 15985), (1807, 14835), (2085, 12857), (2795, 9591), (2967, 9035), (3197, 8385), (4485, 5977), (4945, 5421)]