17991288

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 58252800

約数和(自身を除く): 40261512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 73, 84, 108, 126, 146, 163, 168, 189, 216, 219, 252, 292, 326, 378, 438, 489, 504, 511, 584, 652, 657, 756, 876, 978, 1022, 1141, 1304, 1314, 1467, 1512, 1533, 1752, 1956, 1971, 2044, 2282, 2628, 2934, 3066, 3423, 3912, 3942, 4088, 4401, 4564, 4599, 5256, 5868, 6132, 6846, 7884, 8802, 9128, 9198, 10269, 11736, 11899, 12264, 13692, 13797, 15768, 17604, 18396, 20538, 23798, 27384, 27594, 30807, 35208, 35697, 36792, 41076, 47596, 55188, 61614, 71394, 82152, 83293, 95192, 107091, 110376, 123228, 142788, 166586, 214182, 246456, 249879, 285576, 321273, 333172, 428364, 499758, 642546, 666344, 749637, 856728, 999516, 1285092, 1499274, 1999032, 2248911, 2570184, 2998548, 4497822, 5997096, 8995644, 17991288]

約数ペア:

[(1, 17991288), (2, 8995644), (3, 5997096), (4, 4497822), (6, 2998548), (7, 2570184), (8, 2248911), (9, 1999032), (12, 1499274), (14, 1285092), (18, 999516), (21, 856728), (24, 749637), (27, 666344), (28, 642546), (36, 499758), (42, 428364), (54, 333172), (56, 321273), (63, 285576), (72, 249879), (73, 246456), (84, 214182), (108, 166586), (126, 142788), (146, 123228), (163, 110376), (168, 107091), (189, 95192), (216, 83293), (219, 82152), (252, 71394), (292, 61614), (326, 55188), (378, 47596), (438, 41076), (489, 36792), (504, 35697), (511, 35208), (584, 30807), (652, 27594), (657, 27384), (756, 23798), (876, 20538), (978, 18396), (1022, 17604), (1141, 15768), (1304, 13797), (1314, 13692), (1467, 12264), (1512, 11899), (1533, 11736), (1752, 10269), (1956, 9198), (1971, 9128), (2044, 8802), (2282, 7884), (2628, 6846), (2934, 6132), (3066, 5868), (3423, 5256), (3912, 4599), (3942, 4564), (4088, 4401)]