87441081

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 154441728

約数和(自身を除く): 67000647

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 83, 91, 119, 221, 227, 249, 273, 357, 581, 663, 681, 1079, 1411, 1547, 1589, 1743, 2951, 3237, 3859, 4233, 4641, 4767, 7553, 8853, 9877, 11577, 18343, 18841, 20657, 22659, 27013, 29631, 50167, 55029, 56523, 61971, 81039, 128401, 131887, 150501, 244933, 320297, 351169, 385203, 395661, 734799, 960891, 1053507, 1714531, 2242079, 4163861, 5143593, 6726237, 12491583, 29147027, 87441081]

約数ペア:

[(1, 87441081), (3, 29147027), (7, 12491583), (13, 6726237), (17, 5143593), (21, 4163861), (39, 2242079), (51, 1714531), (83, 1053507), (91, 960891), (119, 734799), (221, 395661), (227, 385203), (249, 351169), (273, 320297), (357, 244933), (581, 150501), (663, 131887), (681, 128401), (1079, 81039), (1411, 61971), (1547, 56523), (1589, 55029), (1743, 50167), (2951, 29631), (3237, 27013), (3859, 22659), (4233, 20657), (4641, 18841), (4767, 18343), (7553, 11577), (8853, 9877)]