28430821476

素因数分解:

$2^2\times 3^4\times {\mathrm{139}}^1\times {\mathrm{631291}}^1$

素因数の和:631446

約数の個数: 60

約数和(自身を含む): 74858605360

約数和(自身を除く): 46427783884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 139, 162, 278, 324, 417, 556, 834, 1251, 1668, 2502, 3753, 5004, 7506, 11259, 15012, 22518, 45036, 631291, 1262582, 1893873, 2525164, 3787746, 5681619, 7575492, 11363238, 17044857, 22726476, 34089714, 51134571, 68179428, 87749449, 102269142, 175498898, 204538284, 263248347, 350997796, 526496694, 789745041, 1052993388, 1579490082, 2369235123, 3158980164, 4738470246, 7107705369, 9476940492, 14215410738, 28430821476]

約数ペア:

[(1, 28430821476), (2, 14215410738), (3, 9476940492), (4, 7107705369), (6, 4738470246), (9, 3158980164), (12, 2369235123), (18, 1579490082), (27, 1052993388), (36, 789745041), (54, 526496694), (81, 350997796), (108, 263248347), (139, 204538284), (162, 175498898), (278, 102269142), (324, 87749449), (417, 68179428), (556, 51134571), (834, 34089714), (1251, 22726476), (1668, 17044857), (2502, 11363238), (3753, 7575492), (5004, 5681619), (7506, 3787746), (11259, 2525164), (15012, 1893873), (22518, 1262582), (45036, 631291)]