53993835

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 111398976

約数和(自身を除く): 57405141

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 49, 63, 105, 141, 147, 235, 245, 315, 329, 423, 441, 521, 705, 735, 987, 1563, 1645, 2115, 2205, 2303, 2605, 2961, 3647, 4689, 4935, 6909, 7815, 10941, 11515, 14805, 18235, 20727, 23445, 24487, 25529, 32823, 34545, 54705, 73461, 76587, 103635, 122435, 127645, 164115, 171409, 220383, 229761, 367305, 382935, 514227, 857045, 1101915, 1148805, 1199863, 1542681, 2571135, 3599589, 5999315, 7713405, 10798767, 17997945, 53993835]

約数ペア:

[(1, 53993835), (3, 17997945), (5, 10798767), (7, 7713405), (9, 5999315), (15, 3599589), (21, 2571135), (35, 1542681), (45, 1199863), (47, 1148805), (49, 1101915), (63, 857045), (105, 514227), (141, 382935), (147, 367305), (235, 229761), (245, 220383), (315, 171409), (329, 164115), (423, 127645), (441, 122435), (521, 103635), (705, 76587), (735, 73461), (987, 54705), (1563, 34545), (1645, 32823), (2115, 25529), (2205, 24487), (2303, 23445), (2605, 20727), (2961, 18235), (3647, 14805), (4689, 11515), (4935, 10941), (6909, 7815)]