128791026

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26209}}^1$

素因数の和:26240

約数の個数: 64

約数和(自身を含む): 352262400

約数和(自身を除く): 223471374

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 26209, 52418, 78627, 157254, 183463, 235881, 340717, 366926, 471762, 550389, 681434, 707643, 1022151, 1100778, 1415286, 1651167, 2044302, 2385019, 3066453, 3302334, 4770038, 4953501, 6132906, 7155057, 9199359, 9907002, 14310114, 18398718, 21465171, 42930342, 64395513, 128791026]

約数ペア:

[(1, 128791026), (2, 64395513), (3, 42930342), (6, 21465171), (7, 18398718), (9, 14310114), (13, 9907002), (14, 9199359), (18, 7155057), (21, 6132906), (26, 4953501), (27, 4770038), (39, 3302334), (42, 3066453), (54, 2385019), (63, 2044302), (78, 1651167), (91, 1415286), (117, 1100778), (126, 1022151), (182, 707643), (189, 681434), (234, 550389), (273, 471762), (351, 366926), (378, 340717), (546, 235881), (702, 183463), (819, 157254), (1638, 78627), (2457, 52418), (4914, 26209)]