214638788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 472473792

約数和(自身を除く): 257835004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 67, 91, 134, 169, 182, 268, 338, 364, 469, 676, 677, 871, 938, 1183, 1354, 1742, 1876, 2366, 2708, 3484, 4732, 4739, 6097, 8801, 9478, 11323, 12194, 17602, 18956, 22646, 24388, 35204, 45292, 45359, 61607, 79261, 90718, 114413, 123214, 158522, 181436, 228826, 246428, 317044, 317513, 457652, 589667, 635026, 800891, 1179334, 1270052, 1601782, 2358668, 3203564, 4127669, 7665671, 8255338, 15331342, 16510676, 30662684, 53659697, 107319394, 214638788]

約数ペア:

[(1, 214638788), (2, 107319394), (4, 53659697), (7, 30662684), (13, 16510676), (14, 15331342), (26, 8255338), (28, 7665671), (52, 4127669), (67, 3203564), (91, 2358668), (134, 1601782), (169, 1270052), (182, 1179334), (268, 800891), (338, 635026), (364, 589667), (469, 457652), (676, 317513), (677, 317044), (871, 246428), (938, 228826), (1183, 181436), (1354, 158522), (1742, 123214), (1876, 114413), (2366, 90718), (2708, 79261), (3484, 61607), (4732, 45359), (4739, 45292), (6097, 35204), (8801, 24388), (9478, 22646), (11323, 18956), (12194, 17602)]