266778045

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 471247920

約数和(自身を除く): 204469875

約数列:

[1, 3, 5, 9, 15, 45, 109, 137, 327, 397, 411, 545, 685, 981, 1191, 1233, 1635, 1985, 2055, 3573, 4905, 5955, 6165, 14933, 17865, 43273, 44799, 54389, 74665, 129819, 134397, 163167, 216365, 223995, 271945, 389457, 489501, 649095, 671985, 815835, 1947285, 2447505, 5928401, 17785203, 29642005, 53355609, 88926015, 266778045]

約数ペア:

[(1, 266778045), (3, 88926015), (5, 53355609), (9, 29642005), (15, 17785203), (45, 5928401), (109, 2447505), (137, 1947285), (327, 815835), (397, 671985), (411, 649095), (545, 489501), (685, 389457), (981, 271945), (1191, 223995), (1233, 216365), (1635, 163167), (1985, 134397), (2055, 129819), (3573, 74665), (4905, 54389), (5955, 44799), (6165, 43273), (14933, 17865)]