646202466

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{394507}}^1$

素因数の和:394535

約数の個数: 48

約数和(自身を含む): 1723210944

約数和(自身を除く): 1077008478

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 394507, 789014, 1183521, 2367042, 2761549, 3550563, 5128591, 5523098, 7101126, 8284647, 10257182, 15385773, 16569294, 24853941, 30771546, 35900137, 46157319, 49707882, 71800274, 92314638, 107700411, 215400822, 323101233, 646202466]

約数ペア:

[(1, 646202466), (2, 323101233), (3, 215400822), (6, 107700411), (7, 92314638), (9, 71800274), (13, 49707882), (14, 46157319), (18, 35900137), (21, 30771546), (26, 24853941), (39, 16569294), (42, 15385773), (63, 10257182), (78, 8284647), (91, 7101126), (117, 5523098), (126, 5128591), (182, 3550563), (234, 2761549), (273, 2367042), (546, 1183521), (819, 789014), (1638, 394507)]