394563455

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 599323536

約数和(自身を除く): 204760081

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 121, 143, 169, 187, 221, 227, 605, 715, 845, 935, 1105, 1135, 1573, 1859, 2057, 2431, 2497, 2873, 2951, 3859, 7865, 9295, 10285, 12155, 12485, 14365, 14755, 19295, 20449, 26741, 27467, 31603, 32461, 38363, 42449, 50167, 102245, 133705, 137335, 158015, 162305, 191815, 212245, 250835, 347633, 357071, 421993, 466939, 551837, 652171, 1738165, 1785355, 2109965, 2334695, 2759185, 3260855, 4641923, 6070207, 7173881, 23209615, 30351035, 35869405, 78912691, 394563455]

約数ペア:

[(1, 394563455), (5, 78912691), (11, 35869405), (13, 30351035), (17, 23209615), (55, 7173881), (65, 6070207), (85, 4641923), (121, 3260855), (143, 2759185), (169, 2334695), (187, 2109965), (221, 1785355), (227, 1738165), (605, 652171), (715, 551837), (845, 466939), (935, 421993), (1105, 357071), (1135, 347633), (1573, 250835), (1859, 212245), (2057, 191815), (2431, 162305), (2497, 158015), (2873, 137335), (2951, 133705), (3859, 102245), (7865, 50167), (9295, 42449), (10285, 38363), (12155, 32461), (12485, 31603), (14365, 27467), (14755, 26741), (19295, 20449)]