28943334

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^2$

素因数の和:222

約数の個数: 72

約数和(自身を含む): 74982960

約数和(自身を除く): 46039626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 89, 126, 174, 178, 203, 261, 267, 406, 522, 534, 609, 623, 801, 1218, 1246, 1602, 1827, 1869, 2581, 3654, 3738, 5162, 5607, 7743, 7921, 11214, 15486, 15842, 18067, 23229, 23763, 36134, 46458, 47526, 54201, 55447, 71289, 108402, 110894, 142578, 162603, 166341, 229709, 325206, 332682, 459418, 499023, 689127, 998046, 1378254, 1607963, 2067381, 3215926, 4134762, 4823889, 9647778, 14471667, 28943334]

約数ペア:

[(1, 28943334), (2, 14471667), (3, 9647778), (6, 4823889), (7, 4134762), (9, 3215926), (14, 2067381), (18, 1607963), (21, 1378254), (29, 998046), (42, 689127), (58, 499023), (63, 459418), (87, 332682), (89, 325206), (126, 229709), (174, 166341), (178, 162603), (203, 142578), (261, 110894), (267, 108402), (406, 71289), (522, 55447), (534, 54201), (609, 47526), (623, 46458), (801, 36134), (1218, 23763), (1246, 23229), (1602, 18067), (1827, 15842), (1869, 15486), (2581, 11214), (3654, 7921), (3738, 7743), (5162, 5607)]