201620937

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 323592192

約数和(自身を除く): 121971255

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 167, 191, 301, 501, 573, 903, 1169, 1337, 2107, 3507, 4011, 6321, 7181, 8183, 8213, 9359, 21543, 24549, 24639, 28077, 31897, 50267, 57491, 95691, 150801, 172473, 223279, 351869, 402437, 669837, 1055607, 1207311, 1371571, 1562953, 4114713, 4688859, 9600997, 28802991, 67206979, 201620937]

約数ペア:

[(1, 201620937), (3, 67206979), (7, 28802991), (21, 9600997), (43, 4688859), (49, 4114713), (129, 1562953), (147, 1371571), (167, 1207311), (191, 1055607), (301, 669837), (501, 402437), (573, 351869), (903, 223279), (1169, 172473), (1337, 150801), (2107, 95691), (3507, 57491), (4011, 50267), (6321, 31897), (7181, 28077), (8183, 24639), (8213, 24549), (9359, 21543)]