161013492

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1109}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 422221800

約数和(自身を除く): 261208308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 109, 111, 148, 218, 222, 327, 333, 436, 444, 654, 666, 981, 1109, 1308, 1332, 1962, 2218, 3327, 3924, 4033, 4436, 6654, 8066, 9981, 12099, 13308, 16132, 19962, 24198, 36297, 39924, 41033, 48396, 72594, 82066, 120881, 123099, 145188, 164132, 241762, 246198, 362643, 369297, 483524, 492396, 725286, 738594, 1087929, 1450572, 1477188, 2175858, 4351716, 4472597, 8945194, 13417791, 17890388, 26835582, 40253373, 53671164, 80506746, 161013492]

約数ペア:

[(1, 161013492), (2, 80506746), (3, 53671164), (4, 40253373), (6, 26835582), (9, 17890388), (12, 13417791), (18, 8945194), (36, 4472597), (37, 4351716), (74, 2175858), (109, 1477188), (111, 1450572), (148, 1087929), (218, 738594), (222, 725286), (327, 492396), (333, 483524), (436, 369297), (444, 362643), (654, 246198), (666, 241762), (981, 164132), (1109, 145188), (1308, 123099), (1332, 120881), (1962, 82066), (2218, 72594), (3327, 48396), (3924, 41033), (4033, 39924), (4436, 36297), (6654, 24198), (8066, 19962), (9981, 16132), (12099, 13308)]