221865435

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1129}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 420956640

約数和(自身を除く): 199091205

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 397, 495, 1129, 1191, 1985, 3387, 3573, 4367, 5645, 5955, 10161, 12419, 13101, 16935, 17865, 21835, 37257, 39303, 50805, 62095, 65505, 111771, 186285, 196515, 448213, 558855, 1344639, 2241065, 4033917, 4930343, 6723195, 14791029, 20169585, 24651715, 44373087, 73955145, 221865435]

約数ペア:

[(1, 221865435), (3, 73955145), (5, 44373087), (9, 24651715), (11, 20169585), (15, 14791029), (33, 6723195), (45, 4930343), (55, 4033917), (99, 2241065), (165, 1344639), (397, 558855), (495, 448213), (1129, 196515), (1191, 186285), (1985, 111771), (3387, 65505), (3573, 62095), (4367, 50805), (5645, 39303), (5955, 37257), (10161, 21835), (12419, 17865), (13101, 16935)]