215337304

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5581}}^1$

素因数の和:5660

約数の個数: 64

約数和(自身を含む): 506399040

約数和(自身を除く): 291061736

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 53, 56, 91, 104, 106, 182, 212, 364, 371, 424, 689, 728, 742, 1378, 1484, 2756, 2968, 4823, 5512, 5581, 9646, 11162, 19292, 22324, 38584, 39067, 44648, 72553, 78134, 145106, 156268, 290212, 295793, 312536, 507871, 580424, 591586, 1015742, 1183172, 2031484, 2070551, 2366344, 3845309, 4062968, 4141102, 7690618, 8282204, 15381236, 16564408, 26917163, 30762472, 53834326, 107668652, 215337304]

約数ペア:

[(1, 215337304), (2, 107668652), (4, 53834326), (7, 30762472), (8, 26917163), (13, 16564408), (14, 15381236), (26, 8282204), (28, 7690618), (52, 4141102), (53, 4062968), (56, 3845309), (91, 2366344), (104, 2070551), (106, 2031484), (182, 1183172), (212, 1015742), (364, 591586), (371, 580424), (424, 507871), (689, 312536), (728, 295793), (742, 290212), (1378, 156268), (1484, 145106), (2756, 78134), (2968, 72553), (4823, 44648), (5512, 39067), (5581, 38584), (9646, 22324), (11162, 19292)]