13271895

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 28881216

約数和(自身を除く): 15609321

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 463, 585, 637, 735, 819, 1365, 1389, 1911, 2205, 2315, 3185, 3241, 4095, 4167, 5733, 6019, 6945, 9555, 9723, 16205, 18057, 20835, 22687, 28665, 29169, 30095, 42133, 48615, 54171, 68061, 90285, 113435, 126399, 145845, 204183, 210665, 270855, 294931, 340305, 379197, 631995, 884793, 1020915, 1474655, 1895985, 2654379, 4423965, 13271895]

約数ペア:

[(1, 13271895), (3, 4423965), (5, 2654379), (7, 1895985), (9, 1474655), (13, 1020915), (15, 884793), (21, 631995), (35, 379197), (39, 340305), (45, 294931), (49, 270855), (63, 210665), (65, 204183), (91, 145845), (105, 126399), (117, 113435), (147, 90285), (195, 68061), (245, 54171), (273, 48615), (315, 42133), (441, 30095), (455, 29169), (463, 28665), (585, 22687), (637, 20835), (735, 18057), (819, 16205), (1365, 9723), (1389, 9555), (1911, 6945), (2205, 6019), (2315, 5733), (3185, 4167), (3241, 4095)]