840996338

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{55673}}^1$

素因数の和:55778

約数の個数: 32

約数和(自身を含む): 1571342976

約数和(自身を除く): 730346638

約数列:

[1, 2, 7, 13, 14, 26, 83, 91, 166, 182, 581, 1079, 1162, 2158, 7553, 15106, 55673, 111346, 389711, 723749, 779422, 1447498, 4620859, 5066243, 9241718, 10132486, 32346013, 60071167, 64692026, 120142334, 420498169, 840996338]

約数ペア:

[(1, 840996338), (2, 420498169), (7, 120142334), (13, 64692026), (14, 60071167), (26, 32346013), (83, 10132486), (91, 9241718), (166, 5066243), (182, 4620859), (581, 1447498), (1079, 779422), (1162, 723749), (2158, 389711), (7553, 111346), (15106, 55673)]