81371934

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{3733}}^1$

素因数の和:3921

約数の個数: 48

約数和(自身を含む): 202711392

約数和(自身を除く): 121339458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 173, 346, 519, 1038, 1211, 1557, 2422, 3114, 3633, 3733, 7266, 7466, 10899, 11199, 21798, 22398, 26131, 33597, 52262, 67194, 78393, 156786, 235179, 470358, 645809, 1291618, 1937427, 3874854, 4520663, 5812281, 9041326, 11624562, 13561989, 27123978, 40685967, 81371934]

約数ペア:

[(1, 81371934), (2, 40685967), (3, 27123978), (6, 13561989), (7, 11624562), (9, 9041326), (14, 5812281), (18, 4520663), (21, 3874854), (42, 1937427), (63, 1291618), (126, 645809), (173, 470358), (346, 235179), (519, 156786), (1038, 78393), (1211, 67194), (1557, 52262), (2422, 33597), (3114, 26131), (3633, 22398), (3733, 21798), (7266, 11199), (7466, 10899)]