431329868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{977}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 822067680

約数和(自身を除く): 390737812

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 157, 314, 628, 703, 977, 1406, 1954, 2812, 2983, 3908, 5809, 5966, 11618, 11932, 18563, 23236, 36149, 37126, 72298, 74252, 110371, 144596, 153389, 220742, 306778, 441484, 613556, 686831, 1373662, 2747324, 2914391, 5675393, 5828782, 11350786, 11657564, 22701572, 107832467, 215664934, 431329868]

約数ペア:

[(1, 431329868), (2, 215664934), (4, 107832467), (19, 22701572), (37, 11657564), (38, 11350786), (74, 5828782), (76, 5675393), (148, 2914391), (157, 2747324), (314, 1373662), (628, 686831), (703, 613556), (977, 441484), (1406, 306778), (1954, 220742), (2812, 153389), (2983, 144596), (3908, 110371), (5809, 74252), (5966, 72298), (11618, 37126), (11932, 36149), (18563, 23236)]