28275012

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1057

約数の個数: 72

約数和(自身を含む): 77366016

約数和(自身を除く): 49091004

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 47, 51, 68, 94, 102, 141, 153, 188, 204, 282, 306, 423, 564, 612, 799, 846, 983, 1598, 1692, 1966, 2397, 2949, 3196, 3932, 4794, 5898, 7191, 8847, 9588, 11796, 14382, 16711, 17694, 28764, 33422, 35388, 46201, 50133, 66844, 92402, 100266, 138603, 150399, 184804, 200532, 277206, 300798, 415809, 554412, 601596, 785417, 831618, 1570834, 1663236, 2356251, 3141668, 4712502, 7068753, 9425004, 14137506, 28275012]

約数ペア:

[(1, 28275012), (2, 14137506), (3, 9425004), (4, 7068753), (6, 4712502), (9, 3141668), (12, 2356251), (17, 1663236), (18, 1570834), (34, 831618), (36, 785417), (47, 601596), (51, 554412), (68, 415809), (94, 300798), (102, 277206), (141, 200532), (153, 184804), (188, 150399), (204, 138603), (282, 100266), (306, 92402), (423, 66844), (564, 50133), (612, 46201), (799, 35388), (846, 33422), (983, 28764), (1598, 17694), (1692, 16711), (1966, 14382), (2397, 11796), (2949, 9588), (3196, 8847), (3932, 7191), (4794, 5898)]