397431396

素因数分解:

$2^2\times 3^2\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 1021797504

約数和(自身を除く): 624366108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 113, 151, 226, 302, 339, 452, 453, 604, 647, 678, 906, 1017, 1294, 1356, 1359, 1812, 1941, 2034, 2588, 2718, 3882, 4068, 5436, 5823, 7764, 11646, 17063, 23292, 34126, 51189, 68252, 73111, 97697, 102378, 146222, 153567, 195394, 204756, 219333, 292444, 293091, 307134, 390788, 438666, 586182, 614268, 657999, 877332, 879273, 1172364, 1315998, 1758546, 2631996, 3517092, 11039761, 22079522, 33119283, 44159044, 66238566, 99357849, 132477132, 198715698, 397431396]

約数ペア:

[(1, 397431396), (2, 198715698), (3, 132477132), (4, 99357849), (6, 66238566), (9, 44159044), (12, 33119283), (18, 22079522), (36, 11039761), (113, 3517092), (151, 2631996), (226, 1758546), (302, 1315998), (339, 1172364), (452, 879273), (453, 877332), (604, 657999), (647, 614268), (678, 586182), (906, 438666), (1017, 390788), (1294, 307134), (1356, 293091), (1359, 292444), (1812, 219333), (1941, 204756), (2034, 195394), (2588, 153567), (2718, 146222), (3882, 102378), (4068, 97697), (5436, 73111), (5823, 68252), (7764, 51189), (11646, 34126), (17063, 23292)]