253131255

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4201}}^1$

素因数の和:4328

約数の個数: 48

約数和(自身を含む): 477212736

約数和(自身を除く): 224081481

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 103, 117, 195, 309, 515, 585, 927, 1339, 1545, 4017, 4201, 4635, 6695, 12051, 12603, 20085, 21005, 37809, 54613, 60255, 63015, 163839, 189045, 273065, 432703, 491517, 819195, 1298109, 2163515, 2457585, 3894327, 5625139, 6490545, 16875417, 19471635, 28125695, 50626251, 84377085, 253131255]

約数ペア:

[(1, 253131255), (3, 84377085), (5, 50626251), (9, 28125695), (13, 19471635), (15, 16875417), (39, 6490545), (45, 5625139), (65, 3894327), (103, 2457585), (117, 2163515), (195, 1298109), (309, 819195), (515, 491517), (585, 432703), (927, 273065), (1339, 189045), (1545, 163839), (4017, 63015), (4201, 60255), (4635, 54613), (6695, 37809), (12051, 21005), (12603, 20085)]