156621972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{1381}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 394389632

約数和(自身を除く): 237767660

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 727, 1381, 1454, 2181, 2762, 2908, 4143, 4362, 5524, 8286, 8724, 9451, 16572, 17953, 18902, 28353, 35906, 37804, 53859, 56706, 71812, 107718, 113412, 215436, 1003987, 2007974, 3011961, 4015948, 6023922, 12047844, 13051831, 26103662, 39155493, 52207324, 78310986, 156621972]

約数ペア:

[(1, 156621972), (2, 78310986), (3, 52207324), (4, 39155493), (6, 26103662), (12, 13051831), (13, 12047844), (26, 6023922), (39, 4015948), (52, 3011961), (78, 2007974), (156, 1003987), (727, 215436), (1381, 113412), (1454, 107718), (2181, 71812), (2762, 56706), (2908, 53859), (4143, 37804), (4362, 35906), (5524, 28353), (8286, 18902), (8724, 17953), (9451, 16572)]