28289952

素因数分解:

$2^5\times 3^3\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 83462400

約数和(自身を除く): 55172448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 137, 144, 216, 239, 274, 288, 411, 432, 478, 548, 717, 822, 864, 956, 1096, 1233, 1434, 1644, 1912, 2151, 2192, 2466, 2868, 3288, 3699, 3824, 4302, 4384, 4932, 5736, 6453, 6576, 7398, 7648, 8604, 9864, 11472, 12906, 13152, 14796, 17208, 19728, 22944, 25812, 29592, 32743, 34416, 39456, 51624, 59184, 65486, 68832, 98229, 103248, 118368, 130972, 196458, 206496, 261944, 294687, 392916, 523888, 589374, 785832, 884061, 1047776, 1178748, 1571664, 1768122, 2357496, 3143328, 3536244, 4714992, 7072488, 9429984, 14144976, 28289952]

約数ペア:

[(1, 28289952), (2, 14144976), (3, 9429984), (4, 7072488), (6, 4714992), (8, 3536244), (9, 3143328), (12, 2357496), (16, 1768122), (18, 1571664), (24, 1178748), (27, 1047776), (32, 884061), (36, 785832), (48, 589374), (54, 523888), (72, 392916), (96, 294687), (108, 261944), (137, 206496), (144, 196458), (216, 130972), (239, 118368), (274, 103248), (288, 98229), (411, 68832), (432, 65486), (478, 59184), (548, 51624), (717, 39456), (822, 34416), (864, 32743), (956, 29592), (1096, 25812), (1233, 22944), (1434, 19728), (1644, 17208), (1912, 14796), (2151, 13152), (2192, 12906), (2466, 11472), (2868, 9864), (3288, 8604), (3699, 7648), (3824, 7398), (4302, 6576), (4384, 6453), (4932, 5736)]