1281662368

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{336571}}^1$

素因数の和:336605

約数の個数: 48

約数和(自身を含む): 3053381184

約数和(自身を除く): 1771718816

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 336571, 673142, 1346284, 2355997, 2692568, 4711994, 5385136, 5721707, 9423988, 10770272, 11443414, 18847976, 22886828, 37695952, 40051949, 45773656, 75391904, 80103898, 91547312, 160207796, 183094624, 320415592, 640831184, 1281662368]

約数ペア:

[(1, 1281662368), (2, 640831184), (4, 320415592), (7, 183094624), (8, 160207796), (14, 91547312), (16, 80103898), (17, 75391904), (28, 45773656), (32, 40051949), (34, 37695952), (56, 22886828), (68, 18847976), (112, 11443414), (119, 10770272), (136, 9423988), (224, 5721707), (238, 5385136), (272, 4711994), (476, 2692568), (544, 2355997), (952, 1346284), (1904, 673142), (3808, 336571)]