25003998

素因数分解:

$2^1\times 3^3\times {\mathrm{67}}^1\times {\mathrm{6911}}^1$

素因数の和:6989

約数の個数: 32

約数和(自身を含む): 56401920

約数和(自身を除く): 31397922

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 134, 201, 402, 603, 1206, 1809, 3618, 6911, 13822, 20733, 41466, 62199, 124398, 186597, 373194, 463037, 926074, 1389111, 2778222, 4167333, 8334666, 12501999, 25003998]

約数ペア:

[(1, 25003998), (2, 12501999), (3, 8334666), (6, 4167333), (9, 2778222), (18, 1389111), (27, 926074), (54, 463037), (67, 373194), (134, 186597), (201, 124398), (402, 62199), (603, 41466), (1206, 20733), (1809, 13822), (3618, 6911)]