78839572

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1592

約数の個数: 48

約数和(自身を含む): 165544960

約数和(自身を除く): 86705388

約数列:

[1, 2, 4, 7, 14, 28, 31, 61, 62, 122, 124, 217, 244, 427, 434, 854, 868, 1489, 1708, 1891, 2978, 3782, 5956, 7564, 10423, 13237, 20846, 26474, 41692, 46159, 52948, 90829, 92318, 181658, 184636, 323113, 363316, 635803, 646226, 1271606, 1292452, 2543212, 2815699, 5631398, 11262796, 19709893, 39419786, 78839572]

約数ペア:

[(1, 78839572), (2, 39419786), (4, 19709893), (7, 11262796), (14, 5631398), (28, 2815699), (31, 2543212), (61, 1292452), (62, 1271606), (122, 646226), (124, 635803), (217, 363316), (244, 323113), (427, 184636), (434, 181658), (854, 92318), (868, 90829), (1489, 52948), (1708, 46159), (1891, 41692), (2978, 26474), (3782, 20846), (5956, 13237), (7564, 10423)]