217435878

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{4273}}^1$

素因数の和:4549

約数の個数: 48

約数和(自身を含む): 516059856

約数和(自身を除く): 298623978

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 257, 514, 771, 1542, 2313, 2827, 4273, 4626, 5654, 8481, 8546, 12819, 16962, 25443, 25638, 38457, 47003, 50886, 76914, 94006, 141009, 282018, 423027, 846054, 1098161, 2196322, 3294483, 6588966, 9883449, 12079771, 19766898, 24159542, 36239313, 72478626, 108717939, 217435878]

約数ペア:

[(1, 217435878), (2, 108717939), (3, 72478626), (6, 36239313), (9, 24159542), (11, 19766898), (18, 12079771), (22, 9883449), (33, 6588966), (66, 3294483), (99, 2196322), (198, 1098161), (257, 846054), (514, 423027), (771, 282018), (1542, 141009), (2313, 94006), (2827, 76914), (4273, 50886), (4626, 47003), (5654, 38457), (8481, 25638), (8546, 25443), (12819, 16962)]