28031436

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 75754224

約数和(自身を除く): 47722788

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 163, 204, 281, 306, 326, 489, 562, 612, 652, 843, 978, 1124, 1467, 1686, 1956, 2529, 2771, 2934, 3372, 4777, 5058, 5542, 5868, 8313, 9554, 10116, 11084, 14331, 16626, 19108, 24939, 28662, 33252, 42993, 45803, 49878, 57324, 85986, 91606, 99756, 137409, 171972, 183212, 274818, 412227, 549636, 778651, 824454, 1557302, 1648908, 2335953, 3114604, 4671906, 7007859, 9343812, 14015718, 28031436]

約数ペア:

[(1, 28031436), (2, 14015718), (3, 9343812), (4, 7007859), (6, 4671906), (9, 3114604), (12, 2335953), (17, 1648908), (18, 1557302), (34, 824454), (36, 778651), (51, 549636), (68, 412227), (102, 274818), (153, 183212), (163, 171972), (204, 137409), (281, 99756), (306, 91606), (326, 85986), (489, 57324), (562, 49878), (612, 45803), (652, 42993), (843, 33252), (978, 28662), (1124, 24939), (1467, 19108), (1686, 16626), (1956, 14331), (2529, 11084), (2771, 10116), (2934, 9554), (3372, 8313), (4777, 5868), (5058, 5542)]