394339064

素因数分解:

$2^3\times 7^2\times {\mathrm{89}}^2\times {\mathrm{127}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 876723840

約数和(自身を除く): 482384776

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 89, 98, 127, 178, 196, 254, 356, 392, 508, 623, 712, 889, 1016, 1246, 1778, 2492, 3556, 4361, 4984, 6223, 7112, 7921, 8722, 11303, 12446, 15842, 17444, 22606, 24892, 31684, 34888, 45212, 49784, 55447, 63368, 79121, 90424, 110894, 158242, 221788, 316484, 388129, 443576, 553847, 632968, 776258, 1005967, 1107694, 1552516, 2011934, 2215388, 3105032, 4023868, 4430776, 7041769, 8047736, 14083538, 28167076, 49292383, 56334152, 98584766, 197169532, 394339064]

約数ペア:

[(1, 394339064), (2, 197169532), (4, 98584766), (7, 56334152), (8, 49292383), (14, 28167076), (28, 14083538), (49, 8047736), (56, 7041769), (89, 4430776), (98, 4023868), (127, 3105032), (178, 2215388), (196, 2011934), (254, 1552516), (356, 1107694), (392, 1005967), (508, 776258), (623, 632968), (712, 553847), (889, 443576), (1016, 388129), (1246, 316484), (1778, 221788), (2492, 158242), (3556, 110894), (4361, 90424), (4984, 79121), (6223, 63368), (7112, 55447), (7921, 49784), (8722, 45212), (11303, 34888), (12446, 31684), (15842, 24892), (17444, 22606)]