657131412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{110183}}^1$

素因数の和:110268

約数の個数: 48

約数和(自身を含む): 1777047552

約数和(自身を除く): 1119916140

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5964, 110183, 220366, 330549, 440732, 661098, 771281, 1322196, 1542562, 2313843, 3085124, 4627686, 7822993, 9255372, 15645986, 23468979, 31291972, 46937958, 54760951, 93875916, 109521902, 164282853, 219043804, 328565706, 657131412]

約数ペア:

[(1, 657131412), (2, 328565706), (3, 219043804), (4, 164282853), (6, 109521902), (7, 93875916), (12, 54760951), (14, 46937958), (21, 31291972), (28, 23468979), (42, 15645986), (71, 9255372), (84, 7822993), (142, 4627686), (213, 3085124), (284, 2313843), (426, 1542562), (497, 1322196), (852, 771281), (994, 661098), (1491, 440732), (1988, 330549), (2982, 220366), (5964, 110183)]