155939308

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1867}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 330561280

約数和(自身を除く): 174621972

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 157, 266, 314, 532, 628, 1099, 1867, 2198, 2983, 3734, 4396, 5966, 7468, 11932, 13069, 20881, 26138, 35473, 41762, 52276, 70946, 83524, 141892, 248311, 293119, 496622, 586238, 993244, 1172476, 2051833, 4103666, 5569261, 8207332, 11138522, 22277044, 38984827, 77969654, 155939308]

約数ペア:

[(1, 155939308), (2, 77969654), (4, 38984827), (7, 22277044), (14, 11138522), (19, 8207332), (28, 5569261), (38, 4103666), (76, 2051833), (133, 1172476), (157, 993244), (266, 586238), (314, 496622), (532, 293119), (628, 248311), (1099, 141892), (1867, 83524), (2198, 70946), (2983, 52276), (3734, 41762), (4396, 35473), (5966, 26138), (7468, 20881), (11932, 13069)]