28792575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 59850336

約数和(自身を除く): 31057761

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 101, 105, 175, 181, 225, 303, 315, 505, 525, 543, 707, 905, 909, 1267, 1515, 1575, 1629, 2121, 2525, 2715, 3535, 3801, 4525, 4545, 6335, 6363, 7575, 8145, 10605, 11403, 13575, 17675, 18281, 19005, 22725, 31675, 31815, 40725, 53025, 54843, 57015, 91405, 95025, 127967, 159075, 164529, 274215, 285075, 383901, 457025, 639835, 822645, 1151703, 1371075, 1919505, 3199175, 4113225, 5758515, 9597525, 28792575]

約数ペア:

[(1, 28792575), (3, 9597525), (5, 5758515), (7, 4113225), (9, 3199175), (15, 1919505), (21, 1371075), (25, 1151703), (35, 822645), (45, 639835), (63, 457025), (75, 383901), (101, 285075), (105, 274215), (175, 164529), (181, 159075), (225, 127967), (303, 95025), (315, 91405), (505, 57015), (525, 54843), (543, 53025), (707, 40725), (905, 31815), (909, 31675), (1267, 22725), (1515, 19005), (1575, 18281), (1629, 17675), (2121, 13575), (2525, 11403), (2715, 10605), (3535, 8145), (3801, 7575), (4525, 6363), (4545, 6335)]