71687898

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 159480360

約数和(自身を除く): 87792462

約数列:

[1, 2, 3, 6, 9, 18, 73, 89, 146, 178, 219, 267, 438, 534, 613, 657, 801, 1226, 1314, 1602, 1839, 3678, 5517, 6497, 11034, 12994, 19491, 38982, 44749, 54557, 58473, 89498, 109114, 116946, 134247, 163671, 268494, 327342, 402741, 491013, 805482, 982026, 3982661, 7965322, 11947983, 23895966, 35843949, 71687898]

約数ペア:

[(1, 71687898), (2, 35843949), (3, 23895966), (6, 11947983), (9, 7965322), (18, 3982661), (73, 982026), (89, 805482), (146, 491013), (178, 402741), (219, 327342), (267, 268494), (438, 163671), (534, 134247), (613, 116946), (657, 109114), (801, 89498), (1226, 58473), (1314, 54557), (1602, 44749), (1839, 38982), (3678, 19491), (5517, 12994), (6497, 11034)]