638778291249

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{593}}^1\times {\mathrm{7433}}^1$

素因数の和:8206

約数の個数: 64

約数和(自身を含む): 999312297984

約数和(自身を除く): 360534006735

約数列:

[1, 3, 7, 21, 67, 103, 201, 309, 469, 593, 721, 1407, 1779, 2163, 4151, 6901, 7433, 12453, 20703, 22299, 39731, 48307, 52031, 61079, 119193, 144921, 156093, 183237, 278117, 427553, 498011, 765599, 834351, 1282659, 1494033, 2296797, 3486077, 4092293, 4407769, 5359193, 10458231, 12276879, 13223307, 16077579, 28646051, 30854383, 51295133, 85938153, 92563149, 153885399, 295320523, 359065931, 454000207, 885961569, 1077197793, 1362000621, 2067243661, 3178001449, 6201730983, 9534004347, 30418013869, 91254041607, 212926097083, 638778291249]

約数ペア:

[(1, 638778291249), (3, 212926097083), (7, 91254041607), (21, 30418013869), (67, 9534004347), (103, 6201730983), (201, 3178001449), (309, 2067243661), (469, 1362000621), (593, 1077197793), (721, 885961569), (1407, 454000207), (1779, 359065931), (2163, 295320523), (4151, 153885399), (6901, 92563149), (7433, 85938153), (12453, 51295133), (20703, 30854383), (22299, 28646051), (39731, 16077579), (48307, 13223307), (52031, 12276879), (61079, 10458231), (119193, 5359193), (144921, 4407769), (156093, 4092293), (183237, 3486077), (278117, 2296797), (427553, 1494033), (498011, 1282659), (765599, 834351)]