28407438

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1163}}^1$

素因数の和:1253

約数の個数: 48

約数和(自身を含む): 65370240

約数和(自身を除く): 36962802

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 59, 69, 118, 138, 177, 207, 354, 414, 531, 1062, 1163, 1357, 2326, 2714, 3489, 4071, 6978, 8142, 10467, 12213, 20934, 24426, 26749, 53498, 68617, 80247, 137234, 160494, 205851, 240741, 411702, 481482, 617553, 1235106, 1578191, 3156382, 4734573, 9469146, 14203719, 28407438]

約数ペア:

[(1, 28407438), (2, 14203719), (3, 9469146), (6, 4734573), (9, 3156382), (18, 1578191), (23, 1235106), (46, 617553), (59, 481482), (69, 411702), (118, 240741), (138, 205851), (177, 160494), (207, 137234), (354, 80247), (414, 68617), (531, 53498), (1062, 26749), (1163, 24426), (1357, 20934), (2326, 12213), (2714, 10467), (3489, 8142), (4071, 6978)]