131489274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 307077120

約数和(自身を除く): 175587846

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 101, 139, 202, 223, 278, 303, 417, 446, 606, 669, 707, 834, 973, 1338, 1414, 1561, 1946, 2121, 2919, 3122, 4242, 4683, 5838, 9366, 14039, 22523, 28078, 30997, 42117, 45046, 61994, 67569, 84234, 92991, 98273, 135138, 157661, 185982, 196546, 216979, 294819, 315322, 433958, 472983, 589638, 650937, 945966, 1301874, 3130697, 6261394, 9392091, 18784182, 21914879, 43829758, 65744637, 131489274]

約数ペア:

[(1, 131489274), (2, 65744637), (3, 43829758), (6, 21914879), (7, 18784182), (14, 9392091), (21, 6261394), (42, 3130697), (101, 1301874), (139, 945966), (202, 650937), (223, 589638), (278, 472983), (303, 433958), (417, 315322), (446, 294819), (606, 216979), (669, 196546), (707, 185982), (834, 157661), (973, 135138), (1338, 98273), (1414, 92991), (1561, 84234), (1946, 67569), (2121, 61994), (2919, 45046), (3122, 42117), (4242, 30997), (4683, 28078), (5838, 22523), (9366, 14039)]