169740018

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{863}}^1$

素因数の和:1108

約数の個数: 72

約数和(自身を含む): 430230528

約数和(自身を除く): 260490510

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 223, 294, 441, 446, 669, 863, 882, 1338, 1561, 1726, 2007, 2589, 3122, 4014, 4683, 5178, 6041, 7767, 9366, 10927, 12082, 14049, 15534, 18123, 21854, 28098, 32781, 36246, 42287, 54369, 65562, 84574, 98343, 108738, 126861, 192449, 196686, 253722, 380583, 384898, 577347, 761166, 1154694, 1347143, 1732041, 2694286, 3464082, 4041429, 8082858, 9430001, 12124287, 18860002, 24248574, 28290003, 56580006, 84870009, 169740018]

約数ペア:

[(1, 169740018), (2, 84870009), (3, 56580006), (6, 28290003), (7, 24248574), (9, 18860002), (14, 12124287), (18, 9430001), (21, 8082858), (42, 4041429), (49, 3464082), (63, 2694286), (98, 1732041), (126, 1347143), (147, 1154694), (223, 761166), (294, 577347), (441, 384898), (446, 380583), (669, 253722), (863, 196686), (882, 192449), (1338, 126861), (1561, 108738), (1726, 98343), (2007, 84574), (2589, 65562), (3122, 54369), (4014, 42287), (4683, 36246), (5178, 32781), (6041, 28098), (7767, 21854), (9366, 18123), (10927, 15534), (12082, 14049)]