42656523

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 74360832

約数和(自身を除く): 31704309

約数列:

[1, 3, 7, 13, 21, 37, 39, 41, 91, 103, 111, 123, 259, 273, 287, 309, 481, 533, 721, 777, 861, 1339, 1443, 1517, 1599, 2163, 3367, 3731, 3811, 4017, 4223, 4551, 9373, 10101, 10619, 11193, 11433, 12669, 19721, 26677, 28119, 29561, 31857, 49543, 54899, 59163, 80031, 88683, 138047, 148629, 156251, 164697, 346801, 384293, 414141, 468753, 1040403, 1093757, 1152879, 2031263, 3281271, 6093789, 14218841, 42656523]

約数ペア:

[(1, 42656523), (3, 14218841), (7, 6093789), (13, 3281271), (21, 2031263), (37, 1152879), (39, 1093757), (41, 1040403), (91, 468753), (103, 414141), (111, 384293), (123, 346801), (259, 164697), (273, 156251), (287, 148629), (309, 138047), (481, 88683), (533, 80031), (721, 59163), (777, 54899), (861, 49543), (1339, 31857), (1443, 29561), (1517, 28119), (1599, 26677), (2163, 19721), (3367, 12669), (3731, 11433), (3811, 11193), (4017, 10619), (4223, 10101), (4551, 9373)]