2100090205515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5023}}^1\times {\mathrm{28183}}^1$

素因数の和:33280

約数の個数: 64

約数和(自身を含む): 3588619567104

約数和(自身を除く): 1488529361589

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2967, 4945, 5023, 14835, 15069, 25115, 28183, 75345, 84549, 115529, 140915, 215989, 346587, 422745, 577645, 647967, 648209, 1079945, 1211869, 1732935, 1944627, 3239835, 3241045, 3635607, 4967747, 6059345, 9723135, 14903241, 18178035, 24838735, 27872987, 74516205, 83618961, 139364935, 141563209, 418094805, 424689627, 707816045, 2123448135, 3255953807, 6087217987, 9767861421, 16279769035, 18261653961, 30436089935, 48839307105, 91308269805, 140006013701, 420018041103, 700030068505, 2100090205515]

約数ペア:

[(1, 2100090205515), (3, 700030068505), (5, 420018041103), (15, 140006013701), (23, 91308269805), (43, 48839307105), (69, 30436089935), (115, 18261653961), (129, 16279769035), (215, 9767861421), (345, 6087217987), (645, 3255953807), (989, 2123448135), (2967, 707816045), (4945, 424689627), (5023, 418094805), (14835, 141563209), (15069, 139364935), (25115, 83618961), (28183, 74516205), (75345, 27872987), (84549, 24838735), (115529, 18178035), (140915, 14903241), (215989, 9723135), (346587, 6059345), (422745, 4967747), (577645, 3635607), (647967, 3241045), (648209, 3239835), (1079945, 1944627), (1211869, 1732935)]