28702996

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 60981760

約数和(自身を除く): 32278764

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 163, 266, 326, 331, 532, 652, 662, 1141, 1324, 2282, 2317, 3097, 4564, 4634, 6194, 6289, 9268, 12388, 12578, 21679, 25156, 43358, 44023, 53953, 86716, 88046, 107906, 176092, 215812, 377671, 755342, 1025107, 1510684, 2050214, 4100428, 7175749, 14351498, 28702996]

約数ペア:

[(1, 28702996), (2, 14351498), (4, 7175749), (7, 4100428), (14, 2050214), (19, 1510684), (28, 1025107), (38, 755342), (76, 377671), (133, 215812), (163, 176092), (266, 107906), (326, 88046), (331, 86716), (532, 53953), (652, 44023), (662, 43358), (1141, 25156), (1324, 21679), (2282, 12578), (2317, 12388), (3097, 9268), (4564, 6289), (4634, 6194)]