219048417

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 393097536

約数和(自身を除く): 174049119

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 153, 159, 227, 289, 357, 371, 477, 681, 867, 901, 1071, 1113, 1589, 2023, 2043, 2601, 2703, 3339, 3859, 4767, 6069, 6307, 8109, 11577, 12031, 14301, 15317, 18207, 18921, 27013, 34731, 36093, 45951, 56763, 65603, 81039, 84217, 107219, 108279, 137853, 196809, 204527, 243117, 252651, 321657, 459221, 590427, 613581, 757953, 964971, 1377663, 1431689, 1840743, 3476959, 4132989, 4295067, 10430877, 12885201, 24338713, 31292631, 73016139, 219048417]

約数ペア:

[(1, 219048417), (3, 73016139), (7, 31292631), (9, 24338713), (17, 12885201), (21, 10430877), (51, 4295067), (53, 4132989), (63, 3476959), (119, 1840743), (153, 1431689), (159, 1377663), (227, 964971), (289, 757953), (357, 613581), (371, 590427), (477, 459221), (681, 321657), (867, 252651), (901, 243117), (1071, 204527), (1113, 196809), (1589, 137853), (2023, 108279), (2043, 107219), (2601, 84217), (2703, 81039), (3339, 65603), (3859, 56763), (4767, 45951), (6069, 36093), (6307, 34731), (8109, 27013), (11577, 18921), (12031, 18207), (14301, 15317)]