221215536

素因数分解:

$2^4\times 3^5\times {\mathrm{56897}}^1$

素因数の和:56920

約数の個数: 60

約数和(自身を含む): 642037032

約数和(自身を除く): 420821496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 56897, 113794, 170691, 227588, 341382, 455176, 512073, 682764, 910352, 1024146, 1365528, 1536219, 2048292, 2731056, 3072438, 4096584, 4608657, 6144876, 8193168, 9217314, 12289752, 13825971, 18434628, 24579504, 27651942, 36869256, 55303884, 73738512, 110607768, 221215536]

約数ペア:

[(1, 221215536), (2, 110607768), (3, 73738512), (4, 55303884), (6, 36869256), (8, 27651942), (9, 24579504), (12, 18434628), (16, 13825971), (18, 12289752), (24, 9217314), (27, 8193168), (36, 6144876), (48, 4608657), (54, 4096584), (72, 3072438), (81, 2731056), (108, 2048292), (144, 1536219), (162, 1365528), (216, 1024146), (243, 910352), (324, 682764), (432, 512073), (486, 455176), (648, 341382), (972, 227588), (1296, 170691), (1944, 113794), (3888, 56897)]