71380218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{547}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 176762880

約数和(自身を除く): 105382662

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 239, 273, 478, 546, 547, 717, 1094, 1434, 1641, 1673, 3107, 3282, 3346, 3829, 5019, 6214, 7111, 7658, 9321, 10038, 11487, 14222, 18642, 21333, 21749, 22974, 42666, 43498, 49777, 65247, 99554, 130494, 130733, 149331, 261466, 298662, 392199, 784398, 915131, 1699529, 1830262, 2745393, 3399058, 5098587, 5490786, 10197174, 11896703, 23793406, 35690109, 71380218]

約数ペア:

[(1, 71380218), (2, 35690109), (3, 23793406), (6, 11896703), (7, 10197174), (13, 5490786), (14, 5098587), (21, 3399058), (26, 2745393), (39, 1830262), (42, 1699529), (78, 915131), (91, 784398), (182, 392199), (239, 298662), (273, 261466), (478, 149331), (546, 130733), (547, 130494), (717, 99554), (1094, 65247), (1434, 49777), (1641, 43498), (1673, 42666), (3107, 22974), (3282, 21749), (3346, 21333), (3829, 18642), (5019, 14222), (6214, 11487), (7111, 10038), (7658, 9321)]