400694328

素因数分解:

$2^3\times 3^2\times {\mathrm{421}}^1\times {\mathrm{13219}}^1$

素因数の和:13652

約数の個数: 48

約数和(自身を含む): 1087873800

約数和(自身を除く): 687179472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 421, 842, 1263, 1684, 2526, 3368, 3789, 5052, 7578, 10104, 13219, 15156, 26438, 30312, 39657, 52876, 79314, 105752, 118971, 158628, 237942, 317256, 475884, 951768, 5565199, 11130398, 16695597, 22260796, 33391194, 44521592, 50086791, 66782388, 100173582, 133564776, 200347164, 400694328]

約数ペア:

[(1, 400694328), (2, 200347164), (3, 133564776), (4, 100173582), (6, 66782388), (8, 50086791), (9, 44521592), (12, 33391194), (18, 22260796), (24, 16695597), (36, 11130398), (72, 5565199), (421, 951768), (842, 475884), (1263, 317256), (1684, 237942), (2526, 158628), (3368, 118971), (3789, 105752), (5052, 79314), (7578, 52876), (10104, 39657), (13219, 30312), (15156, 26438)]