222258561

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 399237120

約数和(自身を除く): 176978559

約数列:

[1, 3, 7, 17, 19, 21, 31, 49, 51, 57, 93, 119, 133, 147, 151, 217, 323, 357, 399, 453, 527, 589, 651, 833, 931, 969, 1057, 1519, 1581, 1767, 2261, 2499, 2567, 2793, 2869, 3171, 3689, 4123, 4557, 4681, 6783, 7399, 7701, 8607, 10013, 11067, 12369, 14043, 15827, 17969, 20083, 22197, 25823, 28861, 30039, 32767, 47481, 48773, 53907, 60249, 70091, 77469, 79577, 86583, 88939, 98301, 125783, 140581, 146319, 210273, 229369, 238731, 266817, 341411, 377349, 421743, 490637, 557039, 622573, 688107, 1024233, 1471911, 1511963, 1671117, 1867719, 2389877, 3899273, 4358011, 4535889, 7169631, 10583741, 11697819, 13074033, 31751223, 74086187, 222258561]

約数ペア:

[(1, 222258561), (3, 74086187), (7, 31751223), (17, 13074033), (19, 11697819), (21, 10583741), (31, 7169631), (49, 4535889), (51, 4358011), (57, 3899273), (93, 2389877), (119, 1867719), (133, 1671117), (147, 1511963), (151, 1471911), (217, 1024233), (323, 688107), (357, 622573), (399, 557039), (453, 490637), (527, 421743), (589, 377349), (651, 341411), (833, 266817), (931, 238731), (969, 229369), (1057, 210273), (1519, 146319), (1581, 140581), (1767, 125783), (2261, 98301), (2499, 88939), (2567, 86583), (2793, 79577), (2869, 77469), (3171, 70091), (3689, 60249), (4123, 53907), (4557, 48773), (4681, 47481), (6783, 32767), (7399, 30039), (7701, 28861), (8607, 25823), (10013, 22197), (11067, 20083), (12369, 17969), (14043, 15827)]