118878921

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2953}}^1$

素因数の和:3043

約数の個数: 40

約数和(自身を含む): 205881984

約数和(自身を除く): 87003063

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 497, 567, 639, 1491, 1917, 2953, 4473, 5751, 8859, 13419, 20671, 26577, 40257, 62013, 79731, 186039, 209663, 239193, 558117, 628989, 1467641, 1674351, 1886967, 4402923, 5660901, 13208769, 16982703, 39626307, 118878921]

約数ペア:

[(1, 118878921), (3, 39626307), (7, 16982703), (9, 13208769), (21, 5660901), (27, 4402923), (63, 1886967), (71, 1674351), (81, 1467641), (189, 628989), (213, 558117), (497, 239193), (567, 209663), (639, 186039), (1491, 79731), (1917, 62013), (2953, 40257), (4473, 26577), (5751, 20671), (8859, 13419)]