28868424

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1381}}^1$

素因数の和:1470

約数の個数: 64

約数和(自身を含む): 78939840

約数和(自身を除く): 50071416

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 67, 78, 104, 134, 156, 201, 268, 312, 402, 536, 804, 871, 1381, 1608, 1742, 2613, 2762, 3484, 4143, 5226, 5524, 6968, 8286, 10452, 11048, 16572, 17953, 20904, 33144, 35906, 53859, 71812, 92527, 107718, 143624, 185054, 215436, 277581, 370108, 430872, 555162, 740216, 1110324, 1202851, 2220648, 2405702, 3608553, 4811404, 7217106, 9622808, 14434212, 28868424]

約数ペア:

[(1, 28868424), (2, 14434212), (3, 9622808), (4, 7217106), (6, 4811404), (8, 3608553), (12, 2405702), (13, 2220648), (24, 1202851), (26, 1110324), (39, 740216), (52, 555162), (67, 430872), (78, 370108), (104, 277581), (134, 215436), (156, 185054), (201, 143624), (268, 107718), (312, 92527), (402, 71812), (536, 53859), (804, 35906), (871, 33144), (1381, 20904), (1608, 17953), (1742, 16572), (2613, 11048), (2762, 10452), (3484, 8286), (4143, 6968), (5226, 5524)]