28866648

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 74626560

約数和(自身を除く): 45759912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 157, 163, 188, 282, 314, 326, 376, 471, 489, 564, 628, 652, 942, 978, 1128, 1256, 1304, 1884, 1956, 3768, 3912, 7379, 7661, 14758, 15322, 22137, 22983, 25591, 29516, 30644, 44274, 45966, 51182, 59032, 61288, 76773, 88548, 91932, 102364, 153546, 177096, 183864, 204728, 307092, 614184, 1202777, 2405554, 3608331, 4811108, 7216662, 9622216, 14433324, 28866648]

約数ペア:

[(1, 28866648), (2, 14433324), (3, 9622216), (4, 7216662), (6, 4811108), (8, 3608331), (12, 2405554), (24, 1202777), (47, 614184), (94, 307092), (141, 204728), (157, 183864), (163, 177096), (188, 153546), (282, 102364), (314, 91932), (326, 88548), (376, 76773), (471, 61288), (489, 59032), (564, 51182), (628, 45966), (652, 44274), (942, 30644), (978, 29516), (1128, 25591), (1256, 22983), (1304, 22137), (1884, 15322), (1956, 14758), (3768, 7661), (3912, 7379)]