23972907

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 40334112

約数和(自身を除く): 16361205

約数列:

[1, 3, 7, 17, 21, 49, 51, 53, 119, 147, 159, 181, 357, 371, 543, 833, 901, 1113, 1267, 2499, 2597, 2703, 3077, 3801, 6307, 7791, 8869, 9231, 9593, 18921, 21539, 26607, 28779, 44149, 64617, 67151, 132447, 150773, 163081, 201453, 452319, 470057, 489243, 1141567, 1410171, 3424701, 7990969, 23972907]

約数ペア:

[(1, 23972907), (3, 7990969), (7, 3424701), (17, 1410171), (21, 1141567), (49, 489243), (51, 470057), (53, 452319), (119, 201453), (147, 163081), (159, 150773), (181, 132447), (357, 67151), (371, 64617), (543, 44149), (833, 28779), (901, 26607), (1113, 21539), (1267, 18921), (2499, 9593), (2597, 9231), (2703, 8869), (3077, 7791), (3801, 6307)]