2159838

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 64

約数和(自身を含む): 5253120

約数和(自身を除く): 3093282

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 37, 46, 47, 54, 69, 74, 94, 111, 138, 141, 207, 222, 282, 333, 414, 423, 621, 666, 846, 851, 999, 1081, 1242, 1269, 1702, 1739, 1998, 2162, 2538, 2553, 3243, 3478, 5106, 5217, 6486, 7659, 9729, 10434, 15318, 15651, 19458, 22977, 29187, 31302, 39997, 45954, 46953, 58374, 79994, 93906, 119991, 239982, 359973, 719946, 1079919, 2159838]

約数ペア:

[(1, 2159838), (2, 1079919), (3, 719946), (6, 359973), (9, 239982), (18, 119991), (23, 93906), (27, 79994), (37, 58374), (46, 46953), (47, 45954), (54, 39997), (69, 31302), (74, 29187), (94, 22977), (111, 19458), (138, 15651), (141, 15318), (207, 10434), (222, 9729), (282, 7659), (333, 6486), (414, 5217), (423, 5106), (621, 3478), (666, 3243), (846, 2553), (851, 2538), (999, 2162), (1081, 1998), (1242, 1739), (1269, 1702)]