211974861

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{719}}^1$

素因数の和:969

約数の個数: 32

約数和(自身を含む): 329011200

約数和(自身を除く): 117036339

約数列:

[1, 3, 7, 21, 101, 139, 303, 417, 707, 719, 973, 2121, 2157, 2919, 5033, 14039, 15099, 42117, 72619, 98273, 99941, 217857, 294819, 299823, 508333, 699587, 1524999, 2098761, 10094041, 30282123, 70658287, 211974861]

約数ペア:

[(1, 211974861), (3, 70658287), (7, 30282123), (21, 10094041), (101, 2098761), (139, 1524999), (303, 699587), (417, 508333), (707, 299823), (719, 294819), (973, 217857), (2121, 99941), (2157, 98273), (2919, 72619), (5033, 42117), (14039, 15099)]