28706076

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{4219}}^1$

素因数の和:4245

約数の個数: 72

約数和(自身を含む): 86020480

約数和(自身を除く): 57314404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 4219, 6804, 8438, 12657, 16876, 25314, 29533, 37971, 50628, 59066, 75942, 88599, 113913, 118132, 151884, 177198, 227826, 265797, 341739, 354396, 455652, 531594, 683478, 797391, 1025217, 1063188, 1366956, 1594782, 2050434, 2392173, 3189564, 4100868, 4784346, 7176519, 9568692, 14353038, 28706076]

約数ペア:

[(1, 28706076), (2, 14353038), (3, 9568692), (4, 7176519), (6, 4784346), (7, 4100868), (9, 3189564), (12, 2392173), (14, 2050434), (18, 1594782), (21, 1366956), (27, 1063188), (28, 1025217), (36, 797391), (42, 683478), (54, 531594), (63, 455652), (81, 354396), (84, 341739), (108, 265797), (126, 227826), (162, 177198), (189, 151884), (243, 118132), (252, 113913), (324, 88599), (378, 75942), (486, 59066), (567, 50628), (756, 37971), (972, 29533), (1134, 25314), (1701, 16876), (2268, 12657), (3402, 8438), (4219, 6804)]