1900580290609

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{20507}}^1$

素因数の和:21011

約数の個数: 96

約数和(自身を含む): 2712726051840

約数和(自身を除く): 812145761231

約数列:

[1, 7, 11, 13, 19, 77, 91, 121, 133, 143, 209, 247, 443, 847, 1001, 1463, 1573, 1729, 2299, 2717, 3101, 4873, 5759, 8417, 11011, 16093, 19019, 20507, 29887, 34111, 40313, 53603, 58919, 63349, 92587, 109421, 143549, 209209, 225577, 266591, 375221, 389633, 443443, 648109, 696839, 765947, 1018457, 1203631, 1579039, 1866137, 2481347, 2727431, 2932501, 4285963, 4877873, 5065229, 7129199, 8425417, 9084601, 13239941, 17369429, 20527507, 30001741, 32257511, 35456603, 47145593, 55717519, 63592207, 92679587, 99930611, 118099813, 172607419, 225802577, 330019151, 390022633, 612892709, 699514277, 826698691, 1099236721, 1208251933, 1299097943, 1898681609, 2243896447, 4290248963, 7694657047, 9093685601, 13290771263, 14290077373, 15707275129, 20885497699, 24682860917, 100030541611, 146198483893, 172780026419, 271511470087, 1900580290609]

約数ペア:

[(1, 1900580290609), (7, 271511470087), (11, 172780026419), (13, 146198483893), (19, 100030541611), (77, 24682860917), (91, 20885497699), (121, 15707275129), (133, 14290077373), (143, 13290771263), (209, 9093685601), (247, 7694657047), (443, 4290248963), (847, 2243896447), (1001, 1898681609), (1463, 1299097943), (1573, 1208251933), (1729, 1099236721), (2299, 826698691), (2717, 699514277), (3101, 612892709), (4873, 390022633), (5759, 330019151), (8417, 225802577), (11011, 172607419), (16093, 118099813), (19019, 99930611), (20507, 92679587), (29887, 63592207), (34111, 55717519), (40313, 47145593), (53603, 35456603), (58919, 32257511), (63349, 30001741), (92587, 20527507), (109421, 17369429), (143549, 13239941), (209209, 9084601), (225577, 8425417), (266591, 7129199), (375221, 5065229), (389633, 4877873), (443443, 4285963), (648109, 2932501), (696839, 2727431), (765947, 2481347), (1018457, 1866137), (1203631, 1579039)]