11978265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 22498560

約数和(自身を除く): 10520295

約数列:

[1, 3, 5, 13, 15, 19, 39, 53, 57, 61, 65, 95, 159, 183, 195, 247, 265, 285, 305, 689, 741, 793, 795, 915, 1007, 1159, 1235, 2067, 2379, 3021, 3233, 3445, 3477, 3705, 3965, 5035, 5795, 9699, 10335, 11895, 13091, 15067, 15105, 16165, 17385, 39273, 42029, 45201, 48495, 61427, 65455, 75335, 126087, 184281, 196365, 210145, 226005, 307135, 630435, 798551, 921405, 2395653, 3992755, 11978265]

約数ペア:

[(1, 11978265), (3, 3992755), (5, 2395653), (13, 921405), (15, 798551), (19, 630435), (39, 307135), (53, 226005), (57, 210145), (61, 196365), (65, 184281), (95, 126087), (159, 75335), (183, 65455), (195, 61427), (247, 48495), (265, 45201), (285, 42029), (305, 39273), (689, 17385), (741, 16165), (793, 15105), (795, 15067), (915, 13091), (1007, 11895), (1159, 10335), (1235, 9699), (2067, 5795), (2379, 5035), (3021, 3965), (3233, 3705), (3445, 3477)]