15997618

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 31169880

約数和(自身を除く): 15172262

約数列:

[1, 2, 7, 13, 14, 26, 29, 49, 58, 91, 98, 182, 203, 377, 406, 433, 637, 754, 866, 1274, 1421, 2639, 2842, 3031, 5278, 5629, 6062, 11258, 12557, 18473, 21217, 25114, 36946, 39403, 42434, 78806, 87899, 163241, 175798, 275821, 326482, 551642, 615293, 1142687, 1230586, 2285374, 7998809, 15997618]

約数ペア:

[(1, 15997618), (2, 7998809), (7, 2285374), (13, 1230586), (14, 1142687), (26, 615293), (29, 551642), (49, 326482), (58, 275821), (91, 175798), (98, 163241), (182, 87899), (203, 78806), (377, 42434), (406, 39403), (433, 36946), (637, 25114), (754, 21217), (866, 18473), (1274, 12557), (1421, 11258), (2639, 6062), (2842, 5629), (3031, 5278)]