887406806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{991}}^1$

素因数の和:1149

約数の個数: 64

約数和(自身を含む): 1631895552

約数和(自身を除く): 744488746

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 101, 143, 202, 286, 341, 403, 682, 806, 991, 1111, 1313, 1982, 2222, 2626, 3131, 4433, 6262, 8866, 10901, 12883, 14443, 21802, 25766, 28886, 30721, 34441, 40703, 61442, 68882, 81406, 100091, 141713, 200182, 283426, 337931, 399373, 447733, 675862, 798746, 895466, 1101001, 1301183, 2202002, 2602366, 3102821, 4393103, 6205642, 8786206, 14313013, 28626026, 34131031, 40336673, 68262062, 80673346, 443703403, 887406806]

約数ペア:

[(1, 887406806), (2, 443703403), (11, 80673346), (13, 68262062), (22, 40336673), (26, 34131031), (31, 28626026), (62, 14313013), (101, 8786206), (143, 6205642), (202, 4393103), (286, 3102821), (341, 2602366), (403, 2202002), (682, 1301183), (806, 1101001), (991, 895466), (1111, 798746), (1313, 675862), (1982, 447733), (2222, 399373), (2626, 337931), (3131, 283426), (4433, 200182), (6262, 141713), (8866, 100091), (10901, 81406), (12883, 68882), (14443, 61442), (21802, 40703), (25766, 34441), (28886, 30721)]