1521322812

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{2221}}^1$

素因数の和:2643

約数の個数: 72

約数和(自身を含む): 3930806880

約数和(自身を除く): 2409484068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 359, 477, 636, 718, 954, 1077, 1436, 1908, 2154, 2221, 3231, 4308, 4442, 6462, 6663, 8884, 12924, 13326, 19027, 19989, 26652, 38054, 39978, 57081, 76108, 79956, 114162, 117713, 171243, 228324, 235426, 342486, 353139, 470852, 684972, 706278, 797339, 1059417, 1412556, 1594678, 2118834, 2392017, 3189356, 4237668, 4784034, 7176051, 9568068, 14352102, 28704204, 42258967, 84517934, 126776901, 169035868, 253553802, 380330703, 507107604, 760661406, 1521322812]

約数ペア:

[(1, 1521322812), (2, 760661406), (3, 507107604), (4, 380330703), (6, 253553802), (9, 169035868), (12, 126776901), (18, 84517934), (36, 42258967), (53, 28704204), (106, 14352102), (159, 9568068), (212, 7176051), (318, 4784034), (359, 4237668), (477, 3189356), (636, 2392017), (718, 2118834), (954, 1594678), (1077, 1412556), (1436, 1059417), (1908, 797339), (2154, 706278), (2221, 684972), (3231, 470852), (4308, 353139), (4442, 342486), (6462, 235426), (6663, 228324), (8884, 171243), (12924, 117713), (13326, 114162), (19027, 79956), (19989, 76108), (26652, 57081), (38054, 39978)]