155604015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25999}}^1$

素因数の和:26036

約数の個数: 48

約数和(自身を含む): 324480000

約数和(自身を除く): 168875985

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 25999, 77997, 129995, 181993, 233991, 389985, 493981, 545979, 909965, 1169955, 1481943, 1637937, 2469905, 2729895, 3457867, 4445829, 7409715, 8189685, 10373601, 17289335, 22229145, 31120803, 51868005, 155604015]

約数ペア:

[(1, 155604015), (3, 51868005), (5, 31120803), (7, 22229145), (9, 17289335), (15, 10373601), (19, 8189685), (21, 7409715), (35, 4445829), (45, 3457867), (57, 2729895), (63, 2469905), (95, 1637937), (105, 1481943), (133, 1169955), (171, 909965), (285, 545979), (315, 493981), (399, 389985), (665, 233991), (855, 181993), (1197, 129995), (1995, 77997), (5985, 25999)]