431270388

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{601}}^1\times {\mathrm{643}}^1$

素因数の和:1285

約数の個数: 72

約数和(自身を含む): 1128947456

約数和(自身を除く): 697677068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 601, 643, 1116, 1202, 1286, 1803, 1929, 2404, 2572, 3606, 3858, 5409, 5787, 7212, 7716, 10818, 11574, 18631, 19933, 21636, 23148, 37262, 39866, 55893, 59799, 74524, 79732, 111786, 119598, 167679, 179397, 223572, 239196, 335358, 358794, 386443, 670716, 717588, 772886, 1159329, 1545772, 2318658, 3477987, 4637316, 6955974, 11979733, 13911948, 23959466, 35939199, 47918932, 71878398, 107817597, 143756796, 215635194, 431270388]

約数ペア:

[(1, 431270388), (2, 215635194), (3, 143756796), (4, 107817597), (6, 71878398), (9, 47918932), (12, 35939199), (18, 23959466), (31, 13911948), (36, 11979733), (62, 6955974), (93, 4637316), (124, 3477987), (186, 2318658), (279, 1545772), (372, 1159329), (558, 772886), (601, 717588), (643, 670716), (1116, 386443), (1202, 358794), (1286, 335358), (1803, 239196), (1929, 223572), (2404, 179397), (2572, 167679), (3606, 119598), (3858, 111786), (5409, 79732), (5787, 74524), (7212, 59799), (7716, 55893), (10818, 39866), (11574, 37262), (18631, 23148), (19933, 21636)]