22138155

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 43164576

約数和(自身を除く): 21026421

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 65, 71, 117, 123, 169, 195, 205, 213, 355, 369, 507, 533, 585, 615, 639, 845, 923, 1065, 1521, 1599, 1845, 2535, 2665, 2769, 2911, 3195, 4615, 4797, 6929, 7605, 7995, 8307, 8733, 11999, 13845, 14555, 20787, 23985, 26199, 34645, 35997, 37843, 41535, 43665, 59995, 62361, 103935, 107991, 113529, 130995, 179985, 189215, 311805, 340587, 491959, 539955, 567645, 1475877, 1702935, 2459795, 4427631, 7379385, 22138155]

約数ペア:

[(1, 22138155), (3, 7379385), (5, 4427631), (9, 2459795), (13, 1702935), (15, 1475877), (39, 567645), (41, 539955), (45, 491959), (65, 340587), (71, 311805), (117, 189215), (123, 179985), (169, 130995), (195, 113529), (205, 107991), (213, 103935), (355, 62361), (369, 59995), (507, 43665), (533, 41535), (585, 37843), (615, 35997), (639, 34645), (845, 26199), (923, 23985), (1065, 20787), (1521, 14555), (1599, 13845), (1845, 11999), (2535, 8733), (2665, 8307), (2769, 7995), (2911, 7605), (3195, 6929), (4615, 4797)]