645476916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{247879}}^1$

素因数の和:247924

約数の個数: 48

約数和(自身を含む): 1776803840

約数和(自身を除く): 1131326924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 247879, 495758, 743637, 991516, 1487274, 1735153, 2974548, 3470306, 5205459, 6940612, 7684249, 10410918, 15368498, 20821836, 23052747, 30736996, 46105494, 53789743, 92210988, 107579486, 161369229, 215158972, 322738458, 645476916]

約数ペア:

[(1, 645476916), (2, 322738458), (3, 215158972), (4, 161369229), (6, 107579486), (7, 92210988), (12, 53789743), (14, 46105494), (21, 30736996), (28, 23052747), (31, 20821836), (42, 15368498), (62, 10410918), (84, 7684249), (93, 6940612), (124, 5205459), (186, 3470306), (217, 2974548), (372, 1735153), (434, 1487274), (651, 991516), (868, 743637), (1302, 495758), (2604, 247879)]