23997645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 51217920

約数和(自身を除く): 27220275

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 37, 45, 63, 71, 87, 105, 111, 145, 185, 203, 213, 259, 261, 315, 333, 355, 435, 497, 555, 609, 639, 777, 1015, 1065, 1073, 1295, 1305, 1491, 1665, 1827, 2059, 2331, 2485, 2627, 3045, 3195, 3219, 3885, 4473, 5365, 6177, 7455, 7511, 7881, 9135, 9657, 10295, 11655, 13135, 14413, 16095, 18389, 18531, 22365, 22533, 23643, 30885, 37555, 39405, 43239, 48285, 55167, 67599, 72065, 76183, 91945, 92655, 112665, 118215, 129717, 165501, 216195, 228549, 275835, 337995, 380915, 533281, 648585, 685647, 827505, 1142745, 1599843, 2666405, 3428235, 4799529, 7999215, 23997645]

約数ペア:

[(1, 23997645), (3, 7999215), (5, 4799529), (7, 3428235), (9, 2666405), (15, 1599843), (21, 1142745), (29, 827505), (35, 685647), (37, 648585), (45, 533281), (63, 380915), (71, 337995), (87, 275835), (105, 228549), (111, 216195), (145, 165501), (185, 129717), (203, 118215), (213, 112665), (259, 92655), (261, 91945), (315, 76183), (333, 72065), (355, 67599), (435, 55167), (497, 48285), (555, 43239), (609, 39405), (639, 37555), (777, 30885), (1015, 23643), (1065, 22533), (1073, 22365), (1295, 18531), (1305, 18389), (1491, 16095), (1665, 14413), (1827, 13135), (2059, 11655), (2331, 10295), (2485, 9657), (2627, 9135), (3045, 7881), (3195, 7511), (3219, 7455), (3885, 6177), (4473, 5365)]