31286772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1$

素因数の和:150

約数の個数: 108

約数和(自身を含む): 90312768

約数和(自身を除く): 59025996

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 41, 44, 47, 66, 82, 94, 99, 123, 132, 141, 164, 188, 198, 246, 282, 369, 396, 423, 451, 492, 517, 564, 738, 846, 902, 1034, 1353, 1476, 1551, 1681, 1692, 1804, 1927, 2068, 2706, 3102, 3362, 3854, 4059, 4653, 5043, 5412, 5781, 6204, 6724, 7708, 8118, 9306, 10086, 11562, 15129, 16236, 17343, 18491, 18612, 20172, 21197, 23124, 30258, 34686, 36982, 42394, 55473, 60516, 63591, 69372, 73964, 79007, 84788, 110946, 127182, 158014, 166419, 190773, 221892, 237021, 254364, 316028, 332838, 381546, 474042, 665676, 711063, 763092, 869077, 948084, 1422126, 1738154, 2607231, 2844252, 3476308, 5214462, 7821693, 10428924, 15643386, 31286772]

約数ペア:

[(1, 31286772), (2, 15643386), (3, 10428924), (4, 7821693), (6, 5214462), (9, 3476308), (11, 2844252), (12, 2607231), (18, 1738154), (22, 1422126), (33, 948084), (36, 869077), (41, 763092), (44, 711063), (47, 665676), (66, 474042), (82, 381546), (94, 332838), (99, 316028), (123, 254364), (132, 237021), (141, 221892), (164, 190773), (188, 166419), (198, 158014), (246, 127182), (282, 110946), (369, 84788), (396, 79007), (423, 73964), (451, 69372), (492, 63591), (517, 60516), (564, 55473), (738, 42394), (846, 36982), (902, 34686), (1034, 30258), (1353, 23124), (1476, 21197), (1551, 20172), (1681, 18612), (1692, 18491), (1804, 17343), (1927, 16236), (2068, 15129), (2706, 11562), (3102, 10086), (3362, 9306), (3854, 8118), (4059, 7708), (4653, 6724), (5043, 6204), (5412, 5781)]