628267585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{16249}}^1$

素因数の和:16321

約数の個数: 32

約数和(自身を含む): 889200000

約数和(自身を除く): 260932415

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 407, 703, 1045, 2035, 3515, 7733, 16249, 38665, 81245, 178739, 308731, 601213, 893695, 1543655, 3006065, 3396041, 6613343, 11423047, 16980205, 33066715, 57115235, 125653517, 628267585]

約数ペア:

[(1, 628267585), (5, 125653517), (11, 57115235), (19, 33066715), (37, 16980205), (55, 11423047), (95, 6613343), (185, 3396041), (209, 3006065), (407, 1543655), (703, 893695), (1045, 601213), (2035, 308731), (3515, 178739), (7733, 81245), (16249, 38665)]