978343604

素因数分解:

$2^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 2029039488

約数和(自身を除く): 1050695884

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 113, 163, 196, 226, 271, 326, 452, 542, 652, 791, 1084, 1141, 1582, 1897, 2282, 3164, 3794, 4564, 5537, 7588, 7987, 11074, 13279, 15974, 18419, 22148, 26558, 30623, 31948, 36838, 44173, 53116, 61246, 73676, 88346, 122492, 128933, 176692, 214361, 257866, 309211, 428722, 515732, 618422, 857444, 902531, 1236844, 1500527, 1805062, 2164477, 3001054, 3610124, 4328954, 4991549, 6002108, 8657908, 9983098, 19966196, 34940843, 69881686, 139763372, 244585901, 489171802, 978343604]

約数ペア:

[(1, 978343604), (2, 489171802), (4, 244585901), (7, 139763372), (14, 69881686), (28, 34940843), (49, 19966196), (98, 9983098), (113, 8657908), (163, 6002108), (196, 4991549), (226, 4328954), (271, 3610124), (326, 3001054), (452, 2164477), (542, 1805062), (652, 1500527), (791, 1236844), (1084, 902531), (1141, 857444), (1582, 618422), (1897, 515732), (2282, 428722), (3164, 309211), (3794, 257866), (4564, 214361), (5537, 176692), (7588, 128933), (7987, 122492), (11074, 88346), (13279, 73676), (15974, 61246), (18419, 53116), (22148, 44173), (26558, 36838), (30623, 31948)]