31295572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 74511360

約数和(自身を除く): 43215788

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 43, 44, 68, 77, 86, 119, 139, 154, 172, 187, 238, 278, 301, 308, 374, 473, 476, 556, 602, 731, 748, 946, 973, 1204, 1309, 1462, 1529, 1892, 1946, 2363, 2618, 2924, 3058, 3311, 3892, 4726, 5117, 5236, 5977, 6116, 6622, 8041, 9452, 10234, 10703, 11954, 13244, 16082, 16541, 20468, 21406, 23908, 25993, 32164, 33082, 41839, 42812, 51986, 56287, 65747, 66164, 83678, 101609, 103972, 112574, 131494, 167356, 181951, 203218, 225148, 262988, 363902, 406436, 460229, 711263, 727804, 920458, 1117699, 1422526, 1840916, 2235398, 2845052, 4470796, 7823893, 15647786, 31295572]

約数ペア:

[(1, 31295572), (2, 15647786), (4, 7823893), (7, 4470796), (11, 2845052), (14, 2235398), (17, 1840916), (22, 1422526), (28, 1117699), (34, 920458), (43, 727804), (44, 711263), (68, 460229), (77, 406436), (86, 363902), (119, 262988), (139, 225148), (154, 203218), (172, 181951), (187, 167356), (238, 131494), (278, 112574), (301, 103972), (308, 101609), (374, 83678), (473, 66164), (476, 65747), (556, 56287), (602, 51986), (731, 42812), (748, 41839), (946, 33082), (973, 32164), (1204, 25993), (1309, 23908), (1462, 21406), (1529, 20468), (1892, 16541), (1946, 16082), (2363, 13244), (2618, 11954), (2924, 10703), (3058, 10234), (3311, 9452), (3892, 8041), (4726, 6622), (5117, 6116), (5236, 5977)]