27897675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 52282368

約数和(自身を除く): 24384693

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 71, 75, 93, 155, 169, 195, 213, 325, 355, 403, 465, 507, 775, 845, 923, 975, 1065, 1209, 1775, 2015, 2201, 2325, 2535, 2769, 4225, 4615, 5239, 5325, 6045, 6603, 10075, 11005, 11999, 12675, 13845, 15717, 23075, 26195, 28613, 30225, 33015, 35997, 55025, 59995, 69225, 78585, 85839, 130975, 143065, 165075, 179985, 299975, 371969, 392925, 429195, 715325, 899925, 1115907, 1859845, 2145975, 5579535, 9299225, 27897675]

約数ペア:

[(1, 27897675), (3, 9299225), (5, 5579535), (13, 2145975), (15, 1859845), (25, 1115907), (31, 899925), (39, 715325), (65, 429195), (71, 392925), (75, 371969), (93, 299975), (155, 179985), (169, 165075), (195, 143065), (213, 130975), (325, 85839), (355, 78585), (403, 69225), (465, 59995), (507, 55025), (775, 35997), (845, 33015), (923, 30225), (975, 28613), (1065, 26195), (1209, 23075), (1775, 15717), (2015, 13845), (2201, 12675), (2325, 11999), (2535, 11005), (2769, 10075), (4225, 6603), (4615, 6045), (5239, 5325)]