940778826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:1007

約数の個数: 64

約数和(自身を含む): 2065948416

約数和(自身を除く): 1125169590

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 257, 426, 514, 661, 771, 923, 1322, 1542, 1846, 1983, 2769, 3341, 3966, 5538, 6682, 8593, 10023, 17186, 18247, 20046, 25779, 36494, 46931, 51558, 54741, 93862, 109482, 140793, 169877, 237211, 281586, 339754, 474422, 509631, 610103, 711633, 1019262, 1220206, 1423266, 1830309, 2208401, 3660618, 4416802, 6625203, 12061267, 13250406, 24122534, 36183801, 72367602, 156796471, 313592942, 470389413, 940778826]

約数ペア:

[(1, 940778826), (2, 470389413), (3, 313592942), (6, 156796471), (13, 72367602), (26, 36183801), (39, 24122534), (71, 13250406), (78, 12061267), (142, 6625203), (213, 4416802), (257, 3660618), (426, 2208401), (514, 1830309), (661, 1423266), (771, 1220206), (923, 1019262), (1322, 711633), (1542, 610103), (1846, 509631), (1983, 474422), (2769, 339754), (3341, 281586), (3966, 237211), (5538, 169877), (6682, 140793), (8593, 109482), (10023, 93862), (17186, 54741), (18247, 51558), (20046, 46931), (25779, 36494)]