38219181

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 70096320

約数和(自身を除く): 31877139

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 89, 91, 121, 143, 169, 231, 267, 273, 363, 429, 507, 623, 847, 979, 1001, 1157, 1183, 1573, 1859, 1869, 2541, 2937, 3003, 3471, 3549, 4719, 5577, 6853, 8099, 10769, 11011, 12727, 13013, 15041, 20449, 20559, 24297, 32307, 33033, 38181, 39039, 45123, 61347, 75383, 89089, 105287, 139997, 143143, 165451, 226149, 267267, 315861, 419991, 429429, 496353, 979979, 1158157, 1819961, 2939937, 3474471, 5459883, 12739727, 38219181]

約数ペア:

[(1, 38219181), (3, 12739727), (7, 5459883), (11, 3474471), (13, 2939937), (21, 1819961), (33, 1158157), (39, 979979), (77, 496353), (89, 429429), (91, 419991), (121, 315861), (143, 267267), (169, 226149), (231, 165451), (267, 143143), (273, 139997), (363, 105287), (429, 89089), (507, 75383), (623, 61347), (847, 45123), (979, 39039), (1001, 38181), (1157, 33033), (1183, 32307), (1573, 24297), (1859, 20559), (1869, 20449), (2541, 15041), (2937, 13013), (3003, 12727), (3471, 11011), (3549, 10769), (4719, 8099), (5577, 6853)]