16676955

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 15256485

約数列:

[1, 3, 5, 9, 15, 23, 27, 41, 45, 69, 115, 123, 131, 135, 205, 207, 345, 369, 393, 615, 621, 655, 943, 1035, 1107, 1179, 1845, 1965, 2829, 3013, 3105, 3537, 4715, 5371, 5535, 5895, 8487, 9039, 14145, 15065, 16113, 17685, 25461, 26855, 27117, 42435, 45195, 48339, 80565, 81351, 123533, 127305, 135585, 145017, 241695, 370599, 406755, 617665, 725085, 1111797, 1852995, 3335391, 5558985, 16676955]

約数ペア:

[(1, 16676955), (3, 5558985), (5, 3335391), (9, 1852995), (15, 1111797), (23, 725085), (27, 617665), (41, 406755), (45, 370599), (69, 241695), (115, 145017), (123, 135585), (131, 127305), (135, 123533), (205, 81351), (207, 80565), (345, 48339), (369, 45195), (393, 42435), (615, 27117), (621, 26855), (655, 25461), (943, 17685), (1035, 16113), (1107, 15065), (1179, 14145), (1845, 9039), (1965, 8487), (2829, 5895), (3013, 5535), (3105, 5371), (3537, 4715)]