72990099

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 135546880

約数和(自身を除く): 62556781

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 61, 63, 91, 117, 183, 189, 273, 351, 427, 487, 549, 793, 819, 1281, 1461, 1647, 2379, 2457, 3409, 3843, 4383, 5551, 6331, 7137, 10227, 11529, 13149, 16653, 18993, 21411, 29707, 30681, 44317, 49959, 56979, 89121, 92043, 132951, 149877, 170937, 207949, 267363, 386191, 398853, 623847, 802089, 1158573, 1196559, 1871541, 2703337, 3475719, 5614623, 8110011, 10427157, 24330033, 72990099]

約数ペア:

[(1, 72990099), (3, 24330033), (7, 10427157), (9, 8110011), (13, 5614623), (21, 3475719), (27, 2703337), (39, 1871541), (61, 1196559), (63, 1158573), (91, 802089), (117, 623847), (183, 398853), (189, 386191), (273, 267363), (351, 207949), (427, 170937), (487, 149877), (549, 132951), (793, 92043), (819, 89121), (1281, 56979), (1461, 49959), (1647, 44317), (2379, 30681), (2457, 29707), (3409, 21411), (3843, 18993), (4383, 16653), (5551, 13149), (6331, 11529), (7137, 10227)]