189470988

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{27847}}^1$

素因数の和:27873

約数の個数: 72

約数和(自身を含む): 567653632

約数和(自身を除く): 378182644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 27847, 55694, 83541, 111388, 167082, 194929, 250623, 334164, 389858, 501246, 584787, 751869, 779716, 1002492, 1169574, 1503738, 1754361, 2255607, 2339148, 3007476, 3508722, 4511214, 5263083, 6766821, 7017444, 9022428, 10526166, 13533642, 15789249, 21052332, 27067284, 31578498, 47367747, 63156996, 94735494, 189470988]

約数ペア:

[(1, 189470988), (2, 94735494), (3, 63156996), (4, 47367747), (6, 31578498), (7, 27067284), (9, 21052332), (12, 15789249), (14, 13533642), (18, 10526166), (21, 9022428), (27, 7017444), (28, 6766821), (36, 5263083), (42, 4511214), (54, 3508722), (63, 3007476), (81, 2339148), (84, 2255607), (108, 1754361), (126, 1503738), (162, 1169574), (189, 1002492), (243, 779716), (252, 751869), (324, 584787), (378, 501246), (486, 389858), (567, 334164), (756, 250623), (972, 194929), (1134, 167082), (1701, 111388), (2268, 83541), (3402, 55694), (6804, 27847)]