1900211061

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 3072819200

約数和(自身を除く): 1172608139

約数列:

[1, 3, 7, 21, 31, 61, 93, 109, 183, 217, 327, 427, 439, 651, 763, 1281, 1317, 1891, 2289, 3073, 3379, 5673, 6649, 9219, 10137, 13237, 13609, 19947, 23653, 26779, 39711, 40827, 46543, 47851, 70959, 80337, 95263, 139629, 143553, 187453, 206119, 285789, 334957, 562359, 618357, 830149, 1004871, 1442833, 1483381, 2490447, 2918911, 4328499, 4450143, 5811043, 8756733, 10383667, 17433129, 20432377, 31151001, 61297131, 90486241, 271458723, 633403687, 1900211061]

約数ペア:

[(1, 1900211061), (3, 633403687), (7, 271458723), (21, 90486241), (31, 61297131), (61, 31151001), (93, 20432377), (109, 17433129), (183, 10383667), (217, 8756733), (327, 5811043), (427, 4450143), (439, 4328499), (651, 2918911), (763, 2490447), (1281, 1483381), (1317, 1442833), (1891, 1004871), (2289, 830149), (3073, 618357), (3379, 562359), (5673, 334957), (6649, 285789), (9219, 206119), (10137, 187453), (13237, 143553), (13609, 139629), (19947, 95263), (23653, 80337), (26779, 70959), (39711, 47851), (40827, 46543)]