31066245

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 63826776

約数和(自身を除く): 32760531

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 73, 105, 147, 193, 219, 245, 315, 365, 441, 511, 579, 657, 735, 965, 1095, 1351, 1533, 1737, 2205, 2555, 2895, 3285, 3577, 4053, 4599, 6755, 7665, 8685, 9457, 10731, 12159, 14089, 17885, 20265, 22995, 28371, 32193, 42267, 47285, 53655, 60795, 70445, 85113, 98623, 126801, 141855, 160965, 211335, 295869, 425565, 493115, 634005, 690361, 887607, 1479345, 2071083, 3451805, 4438035, 6213249, 10355415, 31066245]

約数ペア:

[(1, 31066245), (3, 10355415), (5, 6213249), (7, 4438035), (9, 3451805), (15, 2071083), (21, 1479345), (35, 887607), (45, 690361), (49, 634005), (63, 493115), (73, 425565), (105, 295869), (147, 211335), (193, 160965), (219, 141855), (245, 126801), (315, 98623), (365, 85113), (441, 70445), (511, 60795), (579, 53655), (657, 47285), (735, 42267), (965, 32193), (1095, 28371), (1351, 22995), (1533, 20265), (1737, 17885), (2205, 14089), (2555, 12159), (2895, 10731), (3285, 9457), (3577, 8685), (4053, 7665), (4599, 6755)]