3971344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 8449112

約数和(自身を除く): 4477768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 313, 488, 626, 793, 976, 1252, 1586, 2504, 3172, 4069, 5008, 6344, 8138, 12688, 16276, 19093, 32552, 38186, 65104, 76372, 152744, 248209, 305488, 496418, 992836, 1985672, 3971344]

約数ペア:

[(1, 3971344), (2, 1985672), (4, 992836), (8, 496418), (13, 305488), (16, 248209), (26, 152744), (52, 76372), (61, 65104), (104, 38186), (122, 32552), (208, 19093), (244, 16276), (313, 12688), (488, 8138), (626, 6344), (793, 5008), (976, 4069), (1252, 3172), (1586, 2504)]