1330332903

素因数分解:

$3^5\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 2125643520

約数和(自身を除く): 795310617

約数列:

[1, 3, 9, 23, 27, 69, 79, 81, 131, 207, 237, 243, 393, 529, 621, 711, 1179, 1587, 1817, 1863, 2133, 3013, 3537, 4761, 5451, 5589, 6399, 9039, 10349, 10611, 14283, 16353, 19197, 27117, 31047, 31833, 41791, 42849, 49059, 69299, 81351, 93141, 125373, 128547, 147177, 207897, 238027, 244053, 279423, 376119, 441531, 623691, 714081, 732159, 838269, 1128357, 1871073, 2142243, 2514807, 3385071, 5474621, 5613219, 6426729, 10155213, 16423863, 16839657, 19280187, 49271589, 57840561, 147814767, 443444301, 1330332903]

約数ペア:

[(1, 1330332903), (3, 443444301), (9, 147814767), (23, 57840561), (27, 49271589), (69, 19280187), (79, 16839657), (81, 16423863), (131, 10155213), (207, 6426729), (237, 5613219), (243, 5474621), (393, 3385071), (529, 2514807), (621, 2142243), (711, 1871073), (1179, 1128357), (1587, 838269), (1817, 732159), (1863, 714081), (2133, 623691), (3013, 441531), (3537, 376119), (4761, 279423), (5451, 244053), (5589, 238027), (6399, 207897), (9039, 147177), (10349, 128547), (10611, 125373), (14283, 93141), (16353, 81351), (19197, 69299), (27117, 49059), (31047, 42849), (31833, 41791)]