28125825039

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{983}}^1$

素因数の和:1293

約数の個数: 96

約数和(自身を含む): 47078653440

約数和(自身を除く): 18952828401

約数列:

[1, 3, 9, 13, 19, 39, 57, 61, 117, 171, 183, 211, 247, 549, 633, 741, 793, 983, 1159, 1899, 2223, 2379, 2743, 2949, 3477, 4009, 7137, 8229, 8847, 10431, 12027, 12779, 12871, 15067, 18677, 24687, 36081, 38337, 38613, 45201, 52117, 56031, 59963, 115011, 115839, 135603, 156351, 167323, 168093, 179889, 207413, 242801, 244549, 469053, 501969, 539667, 622239, 728403, 733647, 779519, 1139297, 1505907, 1866717, 2185209, 2200941, 2338557, 2696369, 3179137, 3417891, 3940847, 7015671, 8089107, 9537411, 10253673, 11822541, 12652193, 14810861, 24267321, 28612233, 35467623, 37956579, 44432583, 51231011, 113869737, 133297749, 153693033, 164478509, 240391667, 461079099, 493435527, 721175001, 1480306581, 2163525003, 3125091671, 9375275013, 28125825039]

約数ペア:

[(1, 28125825039), (3, 9375275013), (9, 3125091671), (13, 2163525003), (19, 1480306581), (39, 721175001), (57, 493435527), (61, 461079099), (117, 240391667), (171, 164478509), (183, 153693033), (211, 133297749), (247, 113869737), (549, 51231011), (633, 44432583), (741, 37956579), (793, 35467623), (983, 28612233), (1159, 24267321), (1899, 14810861), (2223, 12652193), (2379, 11822541), (2743, 10253673), (2949, 9537411), (3477, 8089107), (4009, 7015671), (7137, 3940847), (8229, 3417891), (8847, 3179137), (10431, 2696369), (12027, 2338557), (12779, 2200941), (12871, 2185209), (15067, 1866717), (18677, 1505907), (24687, 1139297), (36081, 779519), (38337, 733647), (38613, 728403), (45201, 622239), (52117, 539667), (56031, 501969), (59963, 469053), (115011, 244549), (115839, 242801), (135603, 207413), (156351, 179889), (167323, 168093)]