1388230844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{346711}}^1$

素因数の和:346746

約数の個数: 48

約数和(自身を含む): 3261866496

約数和(自身を除く): 1873635652

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 346711, 693422, 1386844, 2426977, 3813821, 4507243, 4853954, 7627642, 9014486, 9707908, 15255284, 18028972, 26696747, 31550701, 49579673, 53393494, 63101402, 99159346, 106786988, 126202804, 198318692, 347057711, 694115422, 1388230844]

約数ペア:

[(1, 1388230844), (2, 694115422), (4, 347057711), (7, 198318692), (11, 126202804), (13, 106786988), (14, 99159346), (22, 63101402), (26, 53393494), (28, 49579673), (44, 31550701), (52, 26696747), (77, 18028972), (91, 15255284), (143, 9707908), (154, 9014486), (182, 7627642), (286, 4853954), (308, 4507243), (364, 3813821), (572, 2426977), (1001, 1386844), (2002, 693422), (4004, 346711)]