328649355

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 622404432

約数和(自身を除く): 293755077

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 289, 333, 555, 629, 683, 765, 867, 1445, 1665, 1887, 2049, 2601, 3145, 3415, 4335, 5661, 6147, 9435, 10245, 10693, 11611, 13005, 25271, 28305, 30735, 32079, 34833, 53465, 58055, 75813, 96237, 104499, 126355, 160395, 174165, 197387, 227439, 379065, 429607, 481185, 522495, 592161, 986935, 1137195, 1288821, 1776483, 2148035, 2960805, 3866463, 6444105, 7303319, 8882415, 19332315, 21909957, 36516595, 65729871, 109549785, 328649355]

約数ペア:

[(1, 328649355), (3, 109549785), (5, 65729871), (9, 36516595), (15, 21909957), (17, 19332315), (37, 8882415), (45, 7303319), (51, 6444105), (85, 3866463), (111, 2960805), (153, 2148035), (185, 1776483), (255, 1288821), (289, 1137195), (333, 986935), (555, 592161), (629, 522495), (683, 481185), (765, 429607), (867, 379065), (1445, 227439), (1665, 197387), (1887, 174165), (2049, 160395), (2601, 126355), (3145, 104499), (3415, 96237), (4335, 75813), (5661, 58055), (6147, 53465), (9435, 34833), (10245, 32079), (10693, 30735), (11611, 28305), (13005, 25271)]