203476988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 428245104

約数和(自身を除く): 224768116

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 73, 121, 143, 146, 242, 286, 292, 443, 484, 572, 803, 886, 949, 1573, 1606, 1772, 1898, 3146, 3212, 3796, 4873, 5759, 6292, 8833, 9746, 10439, 11518, 17666, 19492, 20878, 23036, 32339, 35332, 41756, 53603, 63349, 64678, 107206, 114829, 126698, 129356, 214412, 229658, 253396, 355729, 420407, 459316, 696839, 711458, 840814, 1393678, 1422916, 1681628, 2787356, 3913019, 4624477, 7826038, 9248954, 15652076, 18497908, 50869247, 101738494, 203476988]

約数ペア:

[(1, 203476988), (2, 101738494), (4, 50869247), (11, 18497908), (13, 15652076), (22, 9248954), (26, 7826038), (44, 4624477), (52, 3913019), (73, 2787356), (121, 1681628), (143, 1422916), (146, 1393678), (242, 840814), (286, 711458), (292, 696839), (443, 459316), (484, 420407), (572, 355729), (803, 253396), (886, 229658), (949, 214412), (1573, 129356), (1606, 126698), (1772, 114829), (1898, 107206), (3146, 64678), (3212, 63349), (3796, 53603), (4873, 41756), (5759, 35332), (6292, 32339), (8833, 23036), (9746, 20878), (10439, 19492), (11518, 17666)]