199033455

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 348480000

約数和(自身を除く): 149446545

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 109, 129, 149, 215, 285, 327, 447, 545, 645, 745, 817, 1635, 2071, 2235, 2451, 2831, 4085, 4687, 6213, 6407, 8493, 10355, 12255, 14061, 14155, 16241, 19221, 23435, 31065, 32035, 42465, 48723, 70305, 81205, 89053, 96105, 121733, 243615, 267159, 308579, 365199, 445265, 608665, 698363, 925737, 1335795, 1542895, 1825995, 2095089, 3491815, 4628685, 10475445, 13268897, 39806691, 66344485, 199033455]

約数ペア:

[(1, 199033455), (3, 66344485), (5, 39806691), (15, 13268897), (19, 10475445), (43, 4628685), (57, 3491815), (95, 2095089), (109, 1825995), (129, 1542895), (149, 1335795), (215, 925737), (285, 698363), (327, 608665), (447, 445265), (545, 365199), (645, 308579), (745, 267159), (817, 243615), (1635, 121733), (2071, 96105), (2235, 89053), (2451, 81205), (2831, 70305), (4085, 48723), (4687, 42465), (6213, 32035), (6407, 31065), (8493, 23435), (10355, 19221), (12255, 16241), (14061, 14155)]