275315495

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 425779200

約数和(自身を除く): 150463705

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 131, 149, 155, 217, 403, 455, 655, 745, 917, 1043, 1085, 1703, 1937, 2015, 2821, 4061, 4585, 4619, 5215, 8515, 9685, 11921, 13559, 14105, 19519, 20305, 23095, 28427, 32333, 52793, 59605, 60047, 67795, 97595, 136633, 142135, 161665, 253747, 263965, 300235, 369551, 420329, 605089, 683165, 1268735, 1776229, 1847755, 2101645, 3025445, 4235623, 7866157, 8881145, 21178115, 39330785, 55063099, 275315495]

約数ペア:

[(1, 275315495), (5, 55063099), (7, 39330785), (13, 21178115), (31, 8881145), (35, 7866157), (65, 4235623), (91, 3025445), (131, 2101645), (149, 1847755), (155, 1776229), (217, 1268735), (403, 683165), (455, 605089), (655, 420329), (745, 369551), (917, 300235), (1043, 263965), (1085, 253747), (1703, 161665), (1937, 142135), (2015, 136633), (2821, 97595), (4061, 67795), (4585, 60047), (4619, 59605), (5215, 52793), (8515, 32333), (9685, 28427), (11921, 23095), (13559, 20305), (14105, 19519)]