291240056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2749}}^1$

素因数の和:2832

約数の個数: 64

約数和(自身を含む): 623700000

約数和(自身を除く): 332459944

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 41, 68, 76, 82, 136, 152, 164, 323, 328, 646, 697, 779, 1292, 1394, 1558, 2584, 2749, 2788, 3116, 5498, 5576, 6232, 10996, 13243, 21992, 26486, 46733, 52231, 52972, 93466, 104462, 105944, 112709, 186932, 208924, 225418, 373864, 417848, 450836, 887927, 901672, 1775854, 1916053, 2141471, 3551708, 3832106, 4282942, 7103416, 7664212, 8565884, 15328424, 17131768, 36405007, 72810014, 145620028, 291240056]

約数ペア:

[(1, 291240056), (2, 145620028), (4, 72810014), (8, 36405007), (17, 17131768), (19, 15328424), (34, 8565884), (38, 7664212), (41, 7103416), (68, 4282942), (76, 3832106), (82, 3551708), (136, 2141471), (152, 1916053), (164, 1775854), (323, 901672), (328, 887927), (646, 450836), (697, 417848), (779, 373864), (1292, 225418), (1394, 208924), (1558, 186932), (2584, 112709), (2749, 105944), (2788, 104462), (3116, 93466), (5498, 52972), (5576, 52231), (6232, 46733), (10996, 26486), (13243, 21992)]