30998786

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 62270208

約数和(自身を除く): 31271422

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 43, 86, 91, 119, 182, 221, 233, 238, 301, 442, 466, 559, 602, 731, 1118, 1462, 1547, 1631, 3029, 3094, 3262, 3913, 3961, 5117, 6058, 7826, 7922, 9503, 10019, 10234, 19006, 20038, 21203, 27727, 42406, 51493, 55454, 66521, 70133, 102986, 130247, 133042, 140266, 170323, 260494, 340646, 360451, 720902, 911729, 1192261, 1823458, 2214199, 2384522, 4428398, 15499393, 30998786]

約数ペア:

[(1, 30998786), (2, 15499393), (7, 4428398), (13, 2384522), (14, 2214199), (17, 1823458), (26, 1192261), (34, 911729), (43, 720902), (86, 360451), (91, 340646), (119, 260494), (182, 170323), (221, 140266), (233, 133042), (238, 130247), (301, 102986), (442, 70133), (466, 66521), (559, 55454), (602, 51493), (731, 42406), (1118, 27727), (1462, 21203), (1547, 20038), (1631, 19006), (3029, 10234), (3094, 10019), (3262, 9503), (3913, 7922), (3961, 7826), (5117, 6058)]