1738256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 40

約数和(自身を含む): 3713304

約数和(自身を除く): 1975048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 137, 208, 244, 274, 488, 548, 793, 976, 1096, 1586, 1781, 2192, 3172, 3562, 6344, 7124, 8357, 12688, 14248, 16714, 28496, 33428, 66856, 108641, 133712, 217282, 434564, 869128, 1738256]

約数ペア:

[(1, 1738256), (2, 869128), (4, 434564), (8, 217282), (13, 133712), (16, 108641), (26, 66856), (52, 33428), (61, 28496), (104, 16714), (122, 14248), (137, 12688), (208, 8357), (244, 7124), (274, 6344), (488, 3562), (548, 3172), (793, 2192), (976, 1781), (1096, 1586)]