990891444

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{118471}}^1$

素因数の和:118536

約数の個数: 48

約数和(自身を含む): 2507815296

約数和(自身を除く): 1516923852

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 41, 51, 68, 82, 102, 123, 164, 204, 246, 492, 697, 1394, 2091, 2788, 4182, 8364, 118471, 236942, 355413, 473884, 710826, 1421652, 2014007, 4028014, 4857311, 6042021, 8056028, 9714622, 12084042, 14571933, 19429244, 24168084, 29143866, 58287732, 82574287, 165148574, 247722861, 330297148, 495445722, 990891444]

約数ペア:

[(1, 990891444), (2, 495445722), (3, 330297148), (4, 247722861), (6, 165148574), (12, 82574287), (17, 58287732), (34, 29143866), (41, 24168084), (51, 19429244), (68, 14571933), (82, 12084042), (102, 9714622), (123, 8056028), (164, 6042021), (204, 4857311), (246, 4028014), (492, 2014007), (697, 1421652), (1394, 710826), (2091, 473884), (2788, 355413), (4182, 236942), (8364, 118471)]