7225816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 15936480

約数和(自身を除く): 8710664

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 61, 67, 68, 104, 122, 134, 136, 221, 244, 268, 442, 488, 536, 793, 871, 884, 1037, 1139, 1586, 1742, 1768, 2074, 2278, 3172, 3484, 4087, 4148, 4556, 6344, 6968, 8174, 8296, 9112, 13481, 14807, 16348, 26962, 29614, 32696, 53131, 53924, 59228, 69479, 106262, 107848, 118456, 138958, 212524, 277916, 425048, 555832, 903227, 1806454, 3612908, 7225816]

約数ペア:

[(1, 7225816), (2, 3612908), (4, 1806454), (8, 903227), (13, 555832), (17, 425048), (26, 277916), (34, 212524), (52, 138958), (61, 118456), (67, 107848), (68, 106262), (104, 69479), (122, 59228), (134, 53924), (136, 53131), (221, 32696), (244, 29614), (268, 26962), (442, 16348), (488, 14807), (536, 13481), (793, 9112), (871, 8296), (884, 8174), (1037, 6968), (1139, 6344), (1586, 4556), (1742, 4148), (1768, 4087), (2074, 3484), (2278, 3172)]