72639735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4643}}^1$

素因数の和:4807

約数の個数: 32

約数和(自身を含む): 133747200

約数和(自身を除く): 61107465

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 447, 745, 1043, 2235, 3129, 4643, 5215, 13929, 15645, 23215, 32501, 69645, 97503, 162505, 487515, 691807, 2075421, 3459035, 4842649, 10377105, 14527947, 24213245, 72639735]

約数ペア:

[(1, 72639735), (3, 24213245), (5, 14527947), (7, 10377105), (15, 4842649), (21, 3459035), (35, 2075421), (105, 691807), (149, 487515), (447, 162505), (745, 97503), (1043, 69645), (2235, 32501), (3129, 23215), (4643, 15645), (5215, 13929)]