15697818164

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1321}}^1\times {\mathrm{3191}}^1$

素因数の和:4549

約数の個数: 72

約数和(自身を含む): 33674195520

約数和(自身を除く): 17976377356

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1321, 1862, 2642, 3191, 3724, 5284, 6382, 9247, 12764, 18494, 22337, 25099, 36988, 44674, 50198, 60629, 64729, 89348, 100396, 121258, 129458, 156359, 175693, 242516, 258916, 312718, 351386, 424403, 625436, 702772, 848806, 1229851, 1697612, 2459702, 2970821, 4215311, 4919404, 5941642, 8430622, 11883284, 16861244, 29507177, 59014354, 80090909, 118028708, 160181818, 206550239, 320363636, 413100478, 560636363, 826200956, 1121272726, 2242545452, 3924454541, 7848909082, 15697818164]

約数ペア:

[(1, 15697818164), (2, 7848909082), (4, 3924454541), (7, 2242545452), (14, 1121272726), (19, 826200956), (28, 560636363), (38, 413100478), (49, 320363636), (76, 206550239), (98, 160181818), (133, 118028708), (196, 80090909), (266, 59014354), (532, 29507177), (931, 16861244), (1321, 11883284), (1862, 8430622), (2642, 5941642), (3191, 4919404), (3724, 4215311), (5284, 2970821), (6382, 2459702), (9247, 1697612), (12764, 1229851), (18494, 848806), (22337, 702772), (25099, 625436), (36988, 424403), (44674, 351386), (50198, 312718), (60629, 258916), (64729, 242516), (89348, 175693), (100396, 156359), (121258, 129458)]