28905702

素因数分解:

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

素因数の和:341

約数の個数: 48

約数和(自身を含む): 68662272

約数和(自身を除く): 39756570

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 149, 186, 217, 298, 434, 447, 651, 894, 1043, 1302, 2086, 3129, 4619, 6258, 9238, 13857, 22201, 27714, 32333, 44402, 64666, 66603, 96999, 133206, 155407, 193998, 310814, 466221, 688231, 932442, 1376462, 2064693, 4129386, 4817617, 9635234, 14452851, 28905702]

約数ペア:

[(1, 28905702), (2, 14452851), (3, 9635234), (6, 4817617), (7, 4129386), (14, 2064693), (21, 1376462), (31, 932442), (42, 688231), (62, 466221), (93, 310814), (149, 193998), (186, 155407), (217, 133206), (298, 96999), (434, 66603), (447, 64666), (651, 44402), (894, 32333), (1043, 27714), (1302, 22201), (2086, 13857), (3129, 9238), (4619, 6258)]