138908772

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{653}}^1$

素因数の和:993

約数の個数: 72

約数和(自身を含む): 371367360

約数和(自身を除く): 232458588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 311, 342, 622, 653, 684, 933, 1244, 1306, 1866, 1959, 2612, 2799, 3732, 3918, 5598, 5877, 5909, 7836, 11196, 11754, 11818, 12407, 17727, 23508, 23636, 24814, 35454, 37221, 49628, 53181, 70908, 74442, 106362, 111663, 148884, 203083, 212724, 223326, 406166, 446652, 609249, 812332, 1218498, 1827747, 2436996, 3655494, 3858577, 7310988, 7717154, 11575731, 15434308, 23151462, 34727193, 46302924, 69454386, 138908772]

約数ペア:

[(1, 138908772), (2, 69454386), (3, 46302924), (4, 34727193), (6, 23151462), (9, 15434308), (12, 11575731), (18, 7717154), (19, 7310988), (36, 3858577), (38, 3655494), (57, 2436996), (76, 1827747), (114, 1218498), (171, 812332), (228, 609249), (311, 446652), (342, 406166), (622, 223326), (653, 212724), (684, 203083), (933, 148884), (1244, 111663), (1306, 106362), (1866, 74442), (1959, 70908), (2612, 53181), (2799, 49628), (3732, 37221), (3918, 35454), (5598, 24814), (5877, 23636), (5909, 23508), (7836, 17727), (11196, 12407), (11754, 11818)]