897915135

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1\times {\mathrm{307}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 1587091968

約数和(自身を除く): 689176833

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 283, 307, 689, 795, 849, 921, 1415, 1535, 2067, 3445, 3679, 3991, 4245, 4605, 10335, 11037, 11973, 14999, 16271, 18395, 19955, 44997, 48813, 55185, 59865, 74995, 81355, 86881, 194987, 211523, 224985, 244065, 260643, 434405, 584961, 634569, 974935, 1057615, 1129453, 1303215, 2924805, 3172845, 3388359, 4604693, 5647265, 13814079, 16941795, 23023465, 59861009, 69070395, 179583027, 299305045, 897915135]

約数ペア:

[(1, 897915135), (3, 299305045), (5, 179583027), (13, 69070395), (15, 59861009), (39, 23023465), (53, 16941795), (65, 13814079), (159, 5647265), (195, 4604693), (265, 3388359), (283, 3172845), (307, 2924805), (689, 1303215), (795, 1129453), (849, 1057615), (921, 974935), (1415, 634569), (1535, 584961), (2067, 434405), (3445, 260643), (3679, 244065), (3991, 224985), (4245, 211523), (4605, 194987), (10335, 86881), (11037, 81355), (11973, 74995), (14999, 59865), (16271, 55185), (18395, 48813), (19955, 44997)]