31781772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4721}}^1$

素因数の和:4759

約数の個数: 72

約数和(自身を含む): 92815632

約数和(自身を除く): 61033860

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 3366, 4721, 6732, 9442, 14163, 18884, 28326, 42489, 51931, 56652, 80257, 84978, 103862, 155793, 160514, 169956, 207724, 240771, 311586, 321028, 467379, 481542, 623172, 722313, 882827, 934758, 963084, 1444626, 1765654, 1869516, 2648481, 2889252, 3531308, 5296962, 7945443, 10593924, 15890886, 31781772]

約数ペア:

[(1, 31781772), (2, 15890886), (3, 10593924), (4, 7945443), (6, 5296962), (9, 3531308), (11, 2889252), (12, 2648481), (17, 1869516), (18, 1765654), (22, 1444626), (33, 963084), (34, 934758), (36, 882827), (44, 722313), (51, 623172), (66, 481542), (68, 467379), (99, 321028), (102, 311586), (132, 240771), (153, 207724), (187, 169956), (198, 160514), (204, 155793), (306, 103862), (374, 84978), (396, 80257), (561, 56652), (612, 51931), (748, 42489), (1122, 28326), (1683, 18884), (2244, 14163), (3366, 9442), (4721, 6732)]