198185868

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 513729216

約数和(自身を除く): 315543348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 241, 318, 431, 477, 482, 636, 723, 862, 954, 964, 1293, 1446, 1724, 1908, 2169, 2586, 2892, 3879, 4338, 5172, 7758, 8676, 12773, 15516, 22843, 25546, 38319, 45686, 51092, 68529, 76638, 91372, 103871, 114957, 137058, 153276, 205587, 207742, 229914, 274116, 311613, 411174, 415484, 459828, 623226, 822348, 934839, 1246452, 1869678, 3739356, 5505163, 11010326, 16515489, 22020652, 33030978, 49546467, 66061956, 99092934, 198185868]

約数ペア:

[(1, 198185868), (2, 99092934), (3, 66061956), (4, 49546467), (6, 33030978), (9, 22020652), (12, 16515489), (18, 11010326), (36, 5505163), (53, 3739356), (106, 1869678), (159, 1246452), (212, 934839), (241, 822348), (318, 623226), (431, 459828), (477, 415484), (482, 411174), (636, 311613), (723, 274116), (862, 229914), (954, 207742), (964, 205587), (1293, 153276), (1446, 137058), (1724, 114957), (1908, 103871), (2169, 91372), (2586, 76638), (2892, 68529), (3879, 51092), (4338, 45686), (5172, 38319), (7758, 25546), (8676, 22843), (12773, 15516)]