69375915

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 142129728

約数和(自身を除く): 72753813

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 73, 105, 147, 219, 245, 315, 365, 431, 441, 511, 657, 735, 1095, 1293, 1533, 2155, 2205, 2555, 3017, 3285, 3577, 3879, 4599, 6465, 7665, 9051, 10731, 15085, 17885, 19395, 21119, 22995, 27153, 31463, 32193, 45255, 53655, 63357, 94389, 105595, 135765, 157315, 160965, 190071, 220241, 283167, 316785, 471945, 660723, 950355, 1101205, 1415835, 1541687, 1982169, 3303615, 4625061, 7708435, 9910845, 13875183, 23125305, 69375915]

約数ペア:

[(1, 69375915), (3, 23125305), (5, 13875183), (7, 9910845), (9, 7708435), (15, 4625061), (21, 3303615), (35, 1982169), (45, 1541687), (49, 1415835), (63, 1101205), (73, 950355), (105, 660723), (147, 471945), (219, 316785), (245, 283167), (315, 220241), (365, 190071), (431, 160965), (441, 157315), (511, 135765), (657, 105595), (735, 94389), (1095, 63357), (1293, 53655), (1533, 45255), (2155, 32193), (2205, 31463), (2555, 27153), (3017, 22995), (3285, 21119), (3577, 19395), (3879, 17885), (4599, 15085), (6465, 10731), (7665, 9051)]