1664002008

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{108503}}^1$

素因数の和:108589

約数の個数: 64

約数和(自身を含む): 4687372800

約数和(自身を除く): 3023370792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1704, 1917, 2556, 3834, 5112, 7668, 15336, 108503, 217006, 325509, 434012, 651018, 868024, 976527, 1302036, 1953054, 2604072, 2929581, 3906108, 5859162, 7703713, 7812216, 11718324, 15407426, 23111139, 23436648, 30814852, 46222278, 61629704, 69333417, 92444556, 138666834, 184889112, 208000251, 277333668, 416000502, 554667336, 832001004, 1664002008]

約数ペア:

[(1, 1664002008), (2, 832001004), (3, 554667336), (4, 416000502), (6, 277333668), (8, 208000251), (9, 184889112), (12, 138666834), (18, 92444556), (24, 69333417), (27, 61629704), (36, 46222278), (54, 30814852), (71, 23436648), (72, 23111139), (108, 15407426), (142, 11718324), (213, 7812216), (216, 7703713), (284, 5859162), (426, 3906108), (568, 2929581), (639, 2604072), (852, 1953054), (1278, 1302036), (1704, 976527), (1917, 868024), (2556, 651018), (3834, 434012), (5112, 325509), (7668, 217006), (15336, 108503)]