221515044

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 523212480

約数和(自身を除く): 301697436

約数列:

[1, 2, 3, 4, 6, 12, 163, 269, 326, 421, 489, 538, 652, 807, 842, 978, 1076, 1263, 1614, 1684, 1956, 2526, 3228, 5052, 43847, 68623, 87694, 113249, 131541, 137246, 175388, 205869, 226498, 263082, 274492, 339747, 411738, 452996, 526164, 679494, 823476, 1358988, 18459587, 36919174, 55378761, 73838348, 110757522, 221515044]

約数ペア:

[(1, 221515044), (2, 110757522), (3, 73838348), (4, 55378761), (6, 36919174), (12, 18459587), (163, 1358988), (269, 823476), (326, 679494), (421, 526164), (489, 452996), (538, 411738), (652, 339747), (807, 274492), (842, 263082), (978, 226498), (1076, 205869), (1263, 175388), (1614, 137246), (1684, 131541), (1956, 113249), (2526, 87694), (3228, 68623), (5052, 43847)]