1279503472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^2$

素因数の和:1178

約数の個数: 60

約数和(自身を含む): 2815193080

約数和(自身を除く): 1535689608

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 569, 988, 1138, 1976, 2276, 3952, 4552, 7397, 9104, 10811, 14794, 21622, 29588, 43244, 59176, 86488, 118352, 140543, 172976, 281086, 323761, 562172, 647522, 1124344, 1295044, 2248688, 2590088, 4208893, 5180176, 6151459, 8417786, 12302918, 16835572, 24605836, 33671144, 49211672, 67342288, 79968967, 98423344, 159937934, 319875868, 639751736, 1279503472]

約数ペア:

[(1, 1279503472), (2, 639751736), (4, 319875868), (8, 159937934), (13, 98423344), (16, 79968967), (19, 67342288), (26, 49211672), (38, 33671144), (52, 24605836), (76, 16835572), (104, 12302918), (152, 8417786), (208, 6151459), (247, 5180176), (304, 4208893), (494, 2590088), (569, 2248688), (988, 1295044), (1138, 1124344), (1976, 647522), (2276, 562172), (3952, 323761), (4552, 281086), (7397, 172976), (9104, 140543), (10811, 118352), (14794, 86488), (21622, 59176), (29588, 43244)]