61538386

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 120992256

約数和(自身を除く): 59453870

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 61, 91, 122, 161, 182, 241, 299, 322, 427, 482, 598, 793, 854, 1403, 1586, 1687, 2093, 2806, 3133, 3374, 4186, 5543, 5551, 6266, 9821, 11086, 11102, 14701, 18239, 19642, 21931, 29402, 36478, 38801, 43862, 72059, 77602, 102907, 127673, 144118, 191113, 205814, 255346, 338123, 382226, 504413, 676246, 1008826, 1337791, 2366861, 2675582, 4395599, 4733722, 8791198, 30769193, 61538386]

約数ペア:

[(1, 61538386), (2, 30769193), (7, 8791198), (13, 4733722), (14, 4395599), (23, 2675582), (26, 2366861), (46, 1337791), (61, 1008826), (91, 676246), (122, 504413), (161, 382226), (182, 338123), (241, 255346), (299, 205814), (322, 191113), (427, 144118), (482, 127673), (598, 102907), (793, 77602), (854, 72059), (1403, 43862), (1586, 38801), (1687, 36478), (2093, 29402), (2806, 21931), (3133, 19642), (3374, 18239), (4186, 14701), (5543, 11102), (5551, 11086), (6266, 9821)]