387996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 1075200

約数和(自身を除く): 687204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 149, 186, 217, 298, 372, 434, 447, 596, 651, 868, 894, 1043, 1302, 1788, 2086, 2604, 3129, 4172, 4619, 6258, 9238, 12516, 13857, 18476, 27714, 32333, 55428, 64666, 96999, 129332, 193998, 387996]

約数ペア:

[(1, 387996), (2, 193998), (3, 129332), (4, 96999), (6, 64666), (7, 55428), (12, 32333), (14, 27714), (21, 18476), (28, 13857), (31, 12516), (42, 9238), (62, 6258), (84, 4619), (93, 4172), (124, 3129), (149, 2604), (186, 2086), (217, 1788), (298, 1302), (372, 1043), (434, 894), (447, 868), (596, 651)]