197403908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 387233280

約数和(自身を除く): 189829372

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 139, 278, 403, 556, 806, 881, 1612, 1762, 1807, 3524, 3614, 4309, 7228, 8618, 11453, 17236, 22906, 27311, 45812, 54622, 56017, 109244, 112034, 122459, 224068, 244918, 355043, 489836, 710086, 1420172, 1591967, 3183934, 3796229, 6367868, 7592458, 15184916, 49350977, 98701954, 197403908]

約数ペア:

[(1, 197403908), (2, 98701954), (4, 49350977), (13, 15184916), (26, 7592458), (31, 6367868), (52, 3796229), (62, 3183934), (124, 1591967), (139, 1420172), (278, 710086), (403, 489836), (556, 355043), (806, 244918), (881, 224068), (1612, 122459), (1762, 112034), (1807, 109244), (3524, 56017), (3614, 54622), (4309, 45812), (7228, 27311), (8618, 22906), (11453, 17236)]