221961906

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 488943000

約数和(自身を除く): 266981094

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 349, 397, 534, 698, 794, 801, 1047, 1191, 1602, 2094, 2382, 3141, 3573, 6282, 7146, 31061, 35333, 62122, 70666, 93183, 105999, 138553, 186366, 211998, 277106, 279549, 317997, 415659, 559098, 635994, 831318, 1246977, 2493954, 12331217, 24662434, 36993651, 73987302, 110980953, 221961906]

約数ペア:

[(1, 221961906), (2, 110980953), (3, 73987302), (6, 36993651), (9, 24662434), (18, 12331217), (89, 2493954), (178, 1246977), (267, 831318), (349, 635994), (397, 559098), (534, 415659), (698, 317997), (794, 279549), (801, 277106), (1047, 211998), (1191, 186366), (1602, 138553), (2094, 105999), (2382, 93183), (3141, 70666), (3573, 62122), (6282, 35333), (7146, 31061)]