15691042908

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{130147}}^1$

素因数の和:130371

約数の個数: 72

約数和(自身を含む): 42210119952

約数和(自身を除く): 26519077044

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 197, 204, 306, 394, 591, 612, 788, 1182, 1773, 2364, 3349, 3546, 6698, 7092, 10047, 13396, 20094, 30141, 40188, 60282, 120564, 130147, 260294, 390441, 520588, 780882, 1171323, 1561764, 2212499, 2342646, 4424998, 4685292, 6637497, 8849996, 13274994, 19912491, 25638959, 26549988, 39824982, 51277918, 76916877, 79649964, 102555836, 153833754, 230750631, 307667508, 435862303, 461501262, 871724606, 923002524, 1307586909, 1743449212, 2615173818, 3922760727, 5230347636, 7845521454, 15691042908]

約数ペア:

[(1, 15691042908), (2, 7845521454), (3, 5230347636), (4, 3922760727), (6, 2615173818), (9, 1743449212), (12, 1307586909), (17, 923002524), (18, 871724606), (34, 461501262), (36, 435862303), (51, 307667508), (68, 230750631), (102, 153833754), (153, 102555836), (197, 79649964), (204, 76916877), (306, 51277918), (394, 39824982), (591, 26549988), (612, 25638959), (788, 19912491), (1182, 13274994), (1773, 8849996), (2364, 6637497), (3349, 4685292), (3546, 4424998), (6698, 2342646), (7092, 2212499), (10047, 1561764), (13396, 1171323), (20094, 780882), (30141, 520588), (40188, 390441), (60282, 260294), (120564, 130147)]