28425312

素因数分解:

$2^5\times 3^2\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:676

約数の個数: 72

約数和(自身を含む): 81375840

約数和(自身を除く): 52950528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 229, 288, 431, 458, 687, 862, 916, 1293, 1374, 1724, 1832, 2061, 2586, 2748, 3448, 3664, 3879, 4122, 5172, 5496, 6896, 7328, 7758, 8244, 10344, 10992, 13792, 15516, 16488, 20688, 21984, 31032, 32976, 41376, 62064, 65952, 98699, 124128, 197398, 296097, 394796, 592194, 789592, 888291, 1184388, 1579184, 1776582, 2368776, 3158368, 3553164, 4737552, 7106328, 9475104, 14212656, 28425312]

約数ペア:

[(1, 28425312), (2, 14212656), (3, 9475104), (4, 7106328), (6, 4737552), (8, 3553164), (9, 3158368), (12, 2368776), (16, 1776582), (18, 1579184), (24, 1184388), (32, 888291), (36, 789592), (48, 592194), (72, 394796), (96, 296097), (144, 197398), (229, 124128), (288, 98699), (431, 65952), (458, 62064), (687, 41376), (862, 32976), (916, 31032), (1293, 21984), (1374, 20688), (1724, 16488), (1832, 15516), (2061, 13792), (2586, 10992), (2748, 10344), (3448, 8244), (3664, 7758), (3879, 7328), (4122, 6896), (5172, 5496)]