421177716

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{1087}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 1093048320

約数和(自身を除く): 671870604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 229, 282, 423, 458, 564, 687, 846, 916, 1087, 1374, 1692, 2061, 2174, 2748, 3261, 4122, 4348, 6522, 8244, 9783, 10763, 13044, 19566, 21526, 32289, 39132, 43052, 51089, 64578, 96867, 102178, 129156, 153267, 193734, 204356, 248923, 306534, 387468, 459801, 497846, 613068, 746769, 919602, 995692, 1493538, 1839204, 2240307, 2987076, 4480614, 8961228, 11699381, 23398762, 35098143, 46797524, 70196286, 105294429, 140392572, 210588858, 421177716]

約数ペア:

[(1, 421177716), (2, 210588858), (3, 140392572), (4, 105294429), (6, 70196286), (9, 46797524), (12, 35098143), (18, 23398762), (36, 11699381), (47, 8961228), (94, 4480614), (141, 2987076), (188, 2240307), (229, 1839204), (282, 1493538), (423, 995692), (458, 919602), (564, 746769), (687, 613068), (846, 497846), (916, 459801), (1087, 387468), (1374, 306534), (1692, 248923), (2061, 204356), (2174, 193734), (2748, 153267), (3261, 129156), (4122, 102178), (4348, 96867), (6522, 64578), (8244, 51089), (9783, 43052), (10763, 39132), (13044, 32289), (19566, 21526)]