420549038

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:753

約数の個数: 64

約数和(自身を含む): 808980480

約数和(自身を除く): 388431442

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 131, 182, 217, 262, 403, 434, 569, 806, 917, 1138, 1703, 1834, 2821, 3406, 3983, 4061, 5642, 7397, 7966, 8122, 11921, 14794, 17639, 23842, 28427, 35278, 51779, 52793, 56854, 74539, 103558, 105586, 123473, 149078, 229307, 246946, 369551, 458614, 521773, 739102, 969007, 1043546, 1605149, 1938014, 2310709, 3210298, 4621418, 6783049, 13566098, 16174963, 30039217, 32349926, 60078434, 210274519, 420549038]

約数ペア:

[(1, 420549038), (2, 210274519), (7, 60078434), (13, 32349926), (14, 30039217), (26, 16174963), (31, 13566098), (62, 6783049), (91, 4621418), (131, 3210298), (182, 2310709), (217, 1938014), (262, 1605149), (403, 1043546), (434, 969007), (569, 739102), (806, 521773), (917, 458614), (1138, 369551), (1703, 246946), (1834, 229307), (2821, 149078), (3406, 123473), (3983, 105586), (4061, 103558), (5642, 74539), (7397, 56854), (7966, 52793), (8122, 51779), (11921, 35278), (14794, 28427), (17639, 23842)]