27794925

素因数分解:

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

素因数の和:211

約数の個数: 72

約数和(自身を含む): 53621568

約数和(自身を除く): 25826643

約数列:

[1, 3, 5, 9, 15, 23, 25, 41, 45, 69, 75, 115, 123, 131, 205, 207, 225, 345, 369, 393, 575, 615, 655, 943, 1025, 1035, 1179, 1725, 1845, 1965, 2829, 3013, 3075, 3275, 4715, 5175, 5371, 5895, 8487, 9039, 9225, 9825, 14145, 15065, 16113, 23575, 26855, 27117, 29475, 42435, 45195, 48339, 70725, 75325, 80565, 123533, 134275, 135585, 212175, 225975, 241695, 370599, 402825, 617665, 677925, 1111797, 1208475, 1852995, 3088325, 5558985, 9264975, 27794925]

約数ペア:

[(1, 27794925), (3, 9264975), (5, 5558985), (9, 3088325), (15, 1852995), (23, 1208475), (25, 1111797), (41, 677925), (45, 617665), (69, 402825), (75, 370599), (115, 241695), (123, 225975), (131, 212175), (205, 135585), (207, 134275), (225, 123533), (345, 80565), (369, 75325), (393, 70725), (575, 48339), (615, 45195), (655, 42435), (943, 29475), (1025, 27117), (1035, 26855), (1179, 23575), (1725, 16113), (1845, 15065), (1965, 14145), (2829, 9825), (3013, 9225), (3075, 9039), (3275, 8487), (4715, 5895), (5175, 5371)]