888988492

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2463

約数の個数: 72

約数和(自身を含む): 1928006304

約数和(自身を除く): 1039017812

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 361, 518, 532, 703, 722, 1036, 1406, 1444, 2377, 2527, 2812, 4754, 4921, 5054, 9508, 9842, 10108, 13357, 16639, 19684, 26714, 33278, 45163, 53428, 66556, 87949, 90326, 93499, 175898, 180652, 186998, 316141, 351796, 373996, 615643, 632282, 858097, 1231286, 1264564, 1671031, 1716194, 2462572, 3342062, 3432388, 6006679, 6684124, 11697217, 12013358, 23394434, 24026716, 31749589, 46788868, 63499178, 126998356, 222247123, 444494246, 888988492]

約数ペア:

[(1, 888988492), (2, 444494246), (4, 222247123), (7, 126998356), (14, 63499178), (19, 46788868), (28, 31749589), (37, 24026716), (38, 23394434), (74, 12013358), (76, 11697217), (133, 6684124), (148, 6006679), (259, 3432388), (266, 3342062), (361, 2462572), (518, 1716194), (532, 1671031), (703, 1264564), (722, 1231286), (1036, 858097), (1406, 632282), (1444, 615643), (2377, 373996), (2527, 351796), (2812, 316141), (4754, 186998), (4921, 180652), (5054, 175898), (9508, 93499), (9842, 90326), (10108, 87949), (13357, 66556), (16639, 53428), (19684, 45163), (26714, 33278)]