40981626

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:601

約数の個数: 80

約数和(自身を含む): 106634880

約数和(自身を除く): 65653254

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 81, 126, 142, 162, 189, 213, 378, 426, 497, 509, 567, 639, 994, 1018, 1134, 1278, 1491, 1527, 1917, 2982, 3054, 3563, 3834, 4473, 4581, 5751, 7126, 8946, 9162, 10689, 11502, 13419, 13743, 21378, 26838, 27486, 32067, 36139, 40257, 41229, 64134, 72278, 80514, 82458, 96201, 108417, 192402, 216834, 252973, 288603, 325251, 505946, 577206, 650502, 758919, 975753, 1517838, 1951506, 2276757, 2927259, 4553514, 5854518, 6830271, 13660542, 20490813, 40981626]

約数ペア:

[(1, 40981626), (2, 20490813), (3, 13660542), (6, 6830271), (7, 5854518), (9, 4553514), (14, 2927259), (18, 2276757), (21, 1951506), (27, 1517838), (42, 975753), (54, 758919), (63, 650502), (71, 577206), (81, 505946), (126, 325251), (142, 288603), (162, 252973), (189, 216834), (213, 192402), (378, 108417), (426, 96201), (497, 82458), (509, 80514), (567, 72278), (639, 64134), (994, 41229), (1018, 40257), (1134, 36139), (1278, 32067), (1491, 27486), (1527, 26838), (1917, 21378), (2982, 13743), (3054, 13419), (3563, 11502), (3834, 10689), (4473, 9162), (4581, 8946), (5751, 7126)]