5558985

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 10378368

約数和(自身を除く): 4819383

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 69, 115, 123, 131, 205, 207, 345, 369, 393, 615, 655, 943, 1035, 1179, 1845, 1965, 2829, 3013, 4715, 5371, 5895, 8487, 9039, 14145, 15065, 16113, 26855, 27117, 42435, 45195, 48339, 80565, 123533, 135585, 241695, 370599, 617665, 1111797, 1852995, 5558985]

約数ペア:

[(1, 5558985), (3, 1852995), (5, 1111797), (9, 617665), (15, 370599), (23, 241695), (41, 135585), (45, 123533), (69, 80565), (115, 48339), (123, 45195), (131, 42435), (205, 27117), (207, 26855), (345, 16113), (369, 15065), (393, 14145), (615, 9039), (655, 8487), (943, 5895), (1035, 5371), (1179, 4715), (1845, 3013), (1965, 2829)]