38998778

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 73996416

約数和(自身を除く): 34997638

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 169, 182, 311, 338, 371, 622, 689, 742, 1183, 1378, 2177, 2366, 4043, 4354, 4823, 8086, 8957, 9646, 16483, 17914, 28301, 32966, 52559, 56602, 62699, 105118, 115381, 125398, 214279, 230762, 367913, 428558, 735826, 1499953, 2785627, 2999906, 5571254, 19499389, 38998778]

約数ペア:

[(1, 38998778), (2, 19499389), (7, 5571254), (13, 2999906), (14, 2785627), (26, 1499953), (53, 735826), (91, 428558), (106, 367913), (169, 230762), (182, 214279), (311, 125398), (338, 115381), (371, 105118), (622, 62699), (689, 56602), (742, 52559), (1183, 32966), (1378, 28301), (2177, 17914), (2366, 16483), (4043, 9646), (4354, 8957), (4823, 8086)]