644063436

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{8689}}^1$

素因数の和:8799

約数の個数: 72

約数和(自身を含む): 1708106400

約数和(自身を除く): 1064042964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 71, 87, 116, 142, 174, 213, 261, 284, 348, 426, 522, 639, 852, 1044, 1278, 2059, 2556, 4118, 6177, 8236, 8689, 12354, 17378, 18531, 24708, 26067, 34756, 37062, 52134, 74124, 78201, 104268, 156402, 251981, 312804, 503962, 616919, 755943, 1007924, 1233838, 1511886, 1850757, 2267829, 2467676, 3023772, 3701514, 4535658, 5552271, 7403028, 9071316, 11104542, 17890651, 22209084, 35781302, 53671953, 71562604, 107343906, 161015859, 214687812, 322031718, 644063436]

約数ペア:

[(1, 644063436), (2, 322031718), (3, 214687812), (4, 161015859), (6, 107343906), (9, 71562604), (12, 53671953), (18, 35781302), (29, 22209084), (36, 17890651), (58, 11104542), (71, 9071316), (87, 7403028), (116, 5552271), (142, 4535658), (174, 3701514), (213, 3023772), (261, 2467676), (284, 2267829), (348, 1850757), (426, 1511886), (522, 1233838), (639, 1007924), (852, 755943), (1044, 616919), (1278, 503962), (2059, 312804), (2556, 251981), (4118, 156402), (6177, 104268), (8236, 78201), (8689, 74124), (12354, 52134), (17378, 37062), (18531, 34756), (24708, 26067)]