397220292

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^2$

素因数の和:386

約数の個数: 108

約数和(自身を含む): 1171550016

約数和(自身を除く): 774329724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 149, 213, 252, 284, 298, 426, 447, 497, 596, 639, 852, 894, 994, 1043, 1278, 1341, 1491, 1788, 1988, 2086, 2556, 2682, 2982, 3129, 4172, 4473, 5364, 5964, 6258, 8946, 9387, 10579, 12516, 17892, 18774, 21158, 22201, 31737, 37548, 42316, 44402, 63474, 66603, 74053, 88804, 95211, 126948, 133206, 148106, 155407, 190422, 199809, 222159, 266412, 296212, 310814, 380844, 399618, 444318, 466221, 621628, 666477, 799236, 888636, 932442, 1332954, 1398663, 1576271, 1864884, 2665908, 2797326, 3152542, 4728813, 5594652, 6305084, 9457626, 11033897, 14186439, 18915252, 22067794, 28372878, 33101691, 44135588, 56745756, 66203382, 99305073, 132406764, 198610146, 397220292]

約数ペア:

[(1, 397220292), (2, 198610146), (3, 132406764), (4, 99305073), (6, 66203382), (7, 56745756), (9, 44135588), (12, 33101691), (14, 28372878), (18, 22067794), (21, 18915252), (28, 14186439), (36, 11033897), (42, 9457626), (63, 6305084), (71, 5594652), (84, 4728813), (126, 3152542), (142, 2797326), (149, 2665908), (213, 1864884), (252, 1576271), (284, 1398663), (298, 1332954), (426, 932442), (447, 888636), (497, 799236), (596, 666477), (639, 621628), (852, 466221), (894, 444318), (994, 399618), (1043, 380844), (1278, 310814), (1341, 296212), (1491, 266412), (1788, 222159), (1988, 199809), (2086, 190422), (2556, 155407), (2682, 148106), (2982, 133206), (3129, 126948), (4172, 95211), (4473, 88804), (5364, 74053), (5964, 66603), (6258, 63474), (8946, 44402), (9387, 42316), (10579, 37548), (12516, 31737), (17892, 22201), (18774, 21158)]