78818733

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 134424576

約数和(自身を除く): 55605843

約数列:

[1, 3, 7, 9, 21, 63, 67, 71, 201, 213, 263, 469, 497, 603, 639, 789, 1407, 1491, 1841, 2367, 4221, 4473, 4757, 5523, 14271, 16569, 17621, 18673, 33299, 42813, 52863, 56019, 99897, 123347, 130711, 158589, 168057, 299691, 370041, 392133, 1110123, 1176399, 1251091, 3753273, 8757637, 11259819, 26272911, 78818733]

約数ペア:

[(1, 78818733), (3, 26272911), (7, 11259819), (9, 8757637), (21, 3753273), (63, 1251091), (67, 1176399), (71, 1110123), (201, 392133), (213, 370041), (263, 299691), (469, 168057), (497, 158589), (603, 130711), (639, 123347), (789, 99897), (1407, 56019), (1491, 52863), (1841, 42813), (2367, 33299), (4221, 18673), (4473, 17621), (4757, 16569), (5523, 14271)]