31850308

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 70664832

約数和(自身を除く): 38814524

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 137, 161, 266, 274, 322, 361, 437, 532, 548, 644, 722, 874, 959, 1444, 1748, 1918, 2527, 2603, 3059, 3151, 3836, 5054, 5206, 6118, 6302, 8303, 10108, 10412, 12236, 12604, 16606, 18221, 22057, 33212, 36442, 44114, 49457, 58121, 59869, 72884, 88228, 98914, 116242, 119738, 197828, 232484, 239476, 346199, 419083, 692398, 838166, 1137511, 1384796, 1676332, 2275022, 4550044, 7962577, 15925154, 31850308]

約数ペア:

[(1, 31850308), (2, 15925154), (4, 7962577), (7, 4550044), (14, 2275022), (19, 1676332), (23, 1384796), (28, 1137511), (38, 838166), (46, 692398), (76, 419083), (92, 346199), (133, 239476), (137, 232484), (161, 197828), (266, 119738), (274, 116242), (322, 98914), (361, 88228), (437, 72884), (532, 59869), (548, 58121), (644, 49457), (722, 44114), (874, 36442), (959, 33212), (1444, 22057), (1748, 18221), (1918, 16606), (2527, 12604), (2603, 12236), (3059, 10412), (3151, 10108), (3836, 8303), (5054, 6302), (5206, 6118)]