7687647

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 13153920

約数和(自身を除く): 5466273

約数列:

[1, 3, 9, 11, 19, 33, 57, 61, 67, 99, 171, 183, 201, 209, 549, 603, 627, 671, 737, 1159, 1273, 1881, 2013, 2211, 3477, 3819, 4087, 6039, 6633, 10431, 11457, 12261, 12749, 14003, 36783, 38247, 42009, 44957, 77653, 114741, 126027, 134871, 232959, 404613, 698877, 854183, 2562549, 7687647]

約数ペア:

[(1, 7687647), (3, 2562549), (9, 854183), (11, 698877), (19, 404613), (33, 232959), (57, 134871), (61, 126027), (67, 114741), (99, 77653), (171, 44957), (183, 42009), (201, 38247), (209, 36783), (549, 14003), (603, 12749), (627, 12261), (671, 11457), (737, 10431), (1159, 6633), (1273, 6039), (1881, 4087), (2013, 3819), (2211, 3477)]