1889475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 3690240

約数和(自身を除く): 1800765

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 59, 61, 75, 105, 175, 177, 183, 295, 305, 413, 427, 525, 885, 915, 1239, 1281, 1475, 1525, 2065, 2135, 3599, 4425, 4575, 6195, 6405, 10325, 10675, 10797, 17995, 25193, 30975, 32025, 53985, 75579, 89975, 125965, 269925, 377895, 629825, 1889475]

約数ペア:

[(1, 1889475), (3, 629825), (5, 377895), (7, 269925), (15, 125965), (21, 89975), (25, 75579), (35, 53985), (59, 32025), (61, 30975), (75, 25193), (105, 17995), (175, 10797), (177, 10675), (183, 10325), (295, 6405), (305, 6195), (413, 4575), (427, 4425), (525, 3599), (885, 2135), (915, 2065), (1239, 1525), (1281, 1475)]