7474383

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 12856320

約数和(自身を除く): 5381937

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 557, 639, 1491, 1671, 1917, 3899, 4473, 5013, 11697, 13419, 15039, 35091, 39547, 105273, 118641, 276829, 355923, 830487, 1067769, 2491461, 7474383]

約数ペア:

[(1, 7474383), (3, 2491461), (7, 1067769), (9, 830487), (21, 355923), (27, 276829), (63, 118641), (71, 105273), (189, 39547), (213, 35091), (497, 15039), (557, 13419), (639, 11697), (1491, 5013), (1671, 4473), (1917, 3899)]