87765237

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{227}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 162616896

約数和(自身を除く): 74851659

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 227, 323, 357, 361, 399, 681, 969, 1071, 1083, 1197, 1589, 2043, 2261, 2527, 2907, 3249, 3859, 4313, 4767, 6137, 6783, 7581, 11577, 12939, 14301, 18411, 20349, 22743, 27013, 30191, 34731, 38817, 42959, 55233, 73321, 81039, 81947, 90573, 128877, 219963, 243117, 245841, 271719, 386631, 513247, 573629, 659889, 737523, 1393099, 1539741, 1720887, 4179297, 4619223, 5162661, 9751693, 12537891, 29255079, 87765237]

約数ペア:

[(1, 87765237), (3, 29255079), (7, 12537891), (9, 9751693), (17, 5162661), (19, 4619223), (21, 4179297), (51, 1720887), (57, 1539741), (63, 1393099), (119, 737523), (133, 659889), (153, 573629), (171, 513247), (227, 386631), (323, 271719), (357, 245841), (361, 243117), (399, 219963), (681, 128877), (969, 90573), (1071, 81947), (1083, 81039), (1197, 73321), (1589, 55233), (2043, 42959), (2261, 38817), (2527, 34731), (2907, 30191), (3249, 27013), (3859, 22743), (4313, 20349), (4767, 18411), (6137, 14301), (6783, 12939), (7581, 11577)]