71421224

素因数分解:

$2^3\times 7^2\times {\mathrm{167}}^1\times {\mathrm{1091}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 156854880

約数和(自身を除く): 85433656

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 167, 196, 334, 392, 668, 1091, 1169, 1336, 2182, 2338, 4364, 4676, 7637, 8183, 8728, 9352, 15274, 16366, 30548, 32732, 53459, 61096, 65464, 106918, 182197, 213836, 364394, 427672, 728788, 1275379, 1457576, 2550758, 5101516, 8927653, 10203032, 17855306, 35710612, 71421224]

約数ペア:

[(1, 71421224), (2, 35710612), (4, 17855306), (7, 10203032), (8, 8927653), (14, 5101516), (28, 2550758), (49, 1457576), (56, 1275379), (98, 728788), (167, 427672), (196, 364394), (334, 213836), (392, 182197), (668, 106918), (1091, 65464), (1169, 61096), (1336, 53459), (2182, 32732), (2338, 30548), (4364, 16366), (4676, 15274), (7637, 9352), (8183, 8728)]