15508990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 33554304

約数和(自身を除く): 18045314

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1021, 1085, 1519, 2042, 2170, 3038, 5105, 7147, 7595, 10210, 14294, 15190, 31651, 35735, 50029, 63302, 71470, 100058, 158255, 221557, 250145, 316510, 443114, 500290, 1107785, 1550899, 2215570, 3101798, 7754495, 15508990]

約数ペア:

[(1, 15508990), (2, 7754495), (5, 3101798), (7, 2215570), (10, 1550899), (14, 1107785), (31, 500290), (35, 443114), (49, 316510), (62, 250145), (70, 221557), (98, 158255), (155, 100058), (217, 71470), (245, 63302), (310, 50029), (434, 35735), (490, 31651), (1021, 15190), (1085, 14294), (1519, 10210), (2042, 7595), (2170, 7147), (3038, 5105)]