31772085

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 57784320

約数和(自身を除く): 26012235

約数列:

[1, 3, 5, 15, 19, 23, 37, 57, 69, 95, 111, 115, 131, 185, 285, 345, 393, 437, 555, 655, 703, 851, 1311, 1965, 2109, 2185, 2489, 2553, 3013, 3515, 4255, 4847, 6555, 7467, 9039, 10545, 12445, 12765, 14541, 15065, 16169, 24235, 37335, 45195, 48507, 57247, 72705, 80845, 92093, 111481, 171741, 242535, 276279, 286235, 334443, 460465, 557405, 858705, 1381395, 1672215, 2118139, 6354417, 10590695, 31772085]

約数ペア:

[(1, 31772085), (3, 10590695), (5, 6354417), (15, 2118139), (19, 1672215), (23, 1381395), (37, 858705), (57, 557405), (69, 460465), (95, 334443), (111, 286235), (115, 276279), (131, 242535), (185, 171741), (285, 111481), (345, 92093), (393, 80845), (437, 72705), (555, 57247), (655, 48507), (703, 45195), (851, 37335), (1311, 24235), (1965, 16169), (2109, 15065), (2185, 14541), (2489, 12765), (2553, 12445), (3013, 10545), (3515, 9039), (4255, 7467), (4847, 6555)]