28851284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{331}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 63361536

約数和(自身を除く): 34510252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 283, 308, 331, 566, 662, 1132, 1324, 1981, 2317, 3113, 3641, 3962, 4634, 6226, 7282, 7924, 9268, 12452, 14564, 21791, 25487, 43582, 50974, 87164, 93673, 101948, 187346, 374692, 655711, 1030403, 1311422, 2060806, 2622844, 4121612, 7212821, 14425642, 28851284]

約数ペア:

[(1, 28851284), (2, 14425642), (4, 7212821), (7, 4121612), (11, 2622844), (14, 2060806), (22, 1311422), (28, 1030403), (44, 655711), (77, 374692), (154, 187346), (283, 101948), (308, 93673), (331, 87164), (566, 50974), (662, 43582), (1132, 25487), (1324, 21791), (1981, 14564), (2317, 12452), (3113, 9268), (3641, 7924), (3962, 7282), (4634, 6226)]