76431915

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2039}}^1$

素因数の和:2081

約数の個数: 72

約数和(自身を含む): 163257120

約数和(自身を除く): 86825205

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 85, 105, 119, 147, 153, 245, 255, 315, 357, 441, 595, 735, 765, 833, 1071, 1785, 2039, 2205, 2499, 4165, 5355, 6117, 7497, 10195, 12495, 14273, 18351, 30585, 34663, 37485, 42819, 71365, 91755, 99911, 103989, 128457, 173315, 214095, 242641, 299733, 311967, 499555, 519945, 642285, 727923, 899199, 1213205, 1498665, 1559835, 1698487, 2183769, 3639615, 4495995, 5095461, 8492435, 10918845, 15286383, 25477305, 76431915]

約数ペア:

[(1, 76431915), (3, 25477305), (5, 15286383), (7, 10918845), (9, 8492435), (15, 5095461), (17, 4495995), (21, 3639615), (35, 2183769), (45, 1698487), (49, 1559835), (51, 1498665), (63, 1213205), (85, 899199), (105, 727923), (119, 642285), (147, 519945), (153, 499555), (245, 311967), (255, 299733), (315, 242641), (357, 214095), (441, 173315), (595, 128457), (735, 103989), (765, 99911), (833, 91755), (1071, 71365), (1785, 42819), (2039, 37485), (2205, 34663), (2499, 30585), (4165, 18351), (5355, 14273), (6117, 12495), (7497, 10195)]