28983888

素因数分解:

$2^4\times 3^2\times {\mathrm{431}}^1\times {\mathrm{467}}^1$

素因数の和:912

約数の個数: 60

約数和(自身を含む): 81476928

約数和(自身を除く): 52493040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 431, 467, 862, 934, 1293, 1401, 1724, 1868, 2586, 2802, 3448, 3736, 3879, 4203, 5172, 5604, 6896, 7472, 7758, 8406, 10344, 11208, 15516, 16812, 20688, 22416, 31032, 33624, 62064, 67248, 201277, 402554, 603831, 805108, 1207662, 1610216, 1811493, 2415324, 3220432, 3622986, 4830648, 7245972, 9661296, 14491944, 28983888]

約数ペア:

[(1, 28983888), (2, 14491944), (3, 9661296), (4, 7245972), (6, 4830648), (8, 3622986), (9, 3220432), (12, 2415324), (16, 1811493), (18, 1610216), (24, 1207662), (36, 805108), (48, 603831), (72, 402554), (144, 201277), (431, 67248), (467, 62064), (862, 33624), (934, 31032), (1293, 22416), (1401, 20688), (1724, 16812), (1868, 15516), (2586, 11208), (2802, 10344), (3448, 8406), (3736, 7758), (3879, 7472), (4203, 6896), (5172, 5604)]