395885672

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28621}}^1$

素因数の和:28666

約数の個数: 64

約数和(自身を含む): 961699200

約数和(自身を除く): 565813528

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 6916, 13832, 28621, 57242, 114484, 200347, 228968, 372073, 400694, 543799, 744146, 801388, 1087598, 1488292, 1602776, 2175196, 2604511, 2976584, 3806593, 4350392, 5209022, 7069387, 7613186, 10418044, 14138774, 15226372, 20836088, 28277548, 30452744, 49485709, 56555096, 98971418, 197942836, 395885672]

約数ペア:

[(1, 395885672), (2, 197942836), (4, 98971418), (7, 56555096), (8, 49485709), (13, 30452744), (14, 28277548), (19, 20836088), (26, 15226372), (28, 14138774), (38, 10418044), (52, 7613186), (56, 7069387), (76, 5209022), (91, 4350392), (104, 3806593), (133, 2976584), (152, 2604511), (182, 2175196), (247, 1602776), (266, 1488292), (364, 1087598), (494, 801388), (532, 744146), (728, 543799), (988, 400694), (1064, 372073), (1729, 228968), (1976, 200347), (3458, 114484), (6916, 57242), (13832, 28621)]