4287315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 7780608

約数和(自身を除く): 3493293

約数列:

[1, 3, 5, 15, 17, 23, 43, 51, 69, 85, 115, 129, 215, 255, 289, 345, 391, 645, 731, 867, 989, 1173, 1445, 1955, 2193, 2967, 3655, 4335, 4945, 5865, 6647, 10965, 12427, 14835, 16813, 19941, 33235, 37281, 50439, 62135, 84065, 99705, 186405, 252195, 285821, 857463, 1429105, 4287315]

約数ペア:

[(1, 4287315), (3, 1429105), (5, 857463), (15, 285821), (17, 252195), (23, 186405), (43, 99705), (51, 84065), (69, 62135), (85, 50439), (115, 37281), (129, 33235), (215, 19941), (255, 16813), (289, 14835), (345, 12427), (391, 10965), (645, 6647), (731, 5865), (867, 4945), (989, 4335), (1173, 3655), (1445, 2967), (1955, 2193)]